Malleable Iron

  • Malleable Iron Unions are available in both black and galvanized finishes.
  • Sizes of Malleable Iron Unions stocked range from 1/8" to 4".
Four different Malleable Iron Unions in black and galvanized finishes.Temperature/Pressure cross reference for Malleable Iron UnionsSizes are Nominal Pipe Size (NPS) - size chart
Malleable Iron Unions
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Class for pipe fittings is a standard defined by the ASME/ASTM. Though stated with a # sign, such as 150# or 3000#, it is not a direct pressure rating.  The pressure rating is dependent on material and temperature and is found by consulting an appropriate reference guide.
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Black - standard pipe finish. Galvanized - zinc plated for corrosion resistance.
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Domestic = Made in the USA Import = Made anywhere else

Unions » Malleable Iron
  • Product Name: BMI.125 STD UNION
  • SKU: 103866
  • Weight: .15
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 0.125

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1/8" PIPE(.405 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $10.50
10 - 49 = $9.63
50 - 99 = $8.75
100 + = $7.00
Quantity:
+
We show 0 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI.250 STD UNION
  • SKU: 104313
  • Weight: .46
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 0.25

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1/4" PIPE(.540 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $8.13
10 - 49 = $7.45
50 - 99 = $6.91
100 + = $5.42
Quantity:
+
We show 27 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI.375 STD UNION
  • SKU: 103876
  • Weight: .42
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 0.375

Description:
IMPORT BLACK MALLEABLE IRON

FOR 3/8" PIPE(.675 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $6.45
10 - 49 = $5.91
50 - 99 = $5.38
100 + = $4.30
Quantity:
+
We show 90 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI.500 STD UNION
  • SKU: 100976
  • Weight: .44
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 0.50

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1/2" PIPE(.840 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $6.15
10 - 49 = $5.64
50 - 99 = $5.13
100 + = $4.10
Quantity:
+
We show 84 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI.750 STD UNION
  • SKU: 100977
  • Weight: .60
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 0.75

Description:
IMPORT BLACK MALLEABLE IRON

FOR 3/4" PIPE(1.05 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $7.32
10 - 49 = $6.71
50 - 99 = $6.10
100 + = $4.88
Quantity:
+
We show 122 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI1.00 STD UNION
  • SKU: 100978
  • Weight: .79
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 1.00

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1" PIPE(1.315 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $10.53
10 - 24 = $9.65
25 - 49 = $8.78
50 + = $7.02
Quantity:
+
We show 41 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI1.25 STD UNION
  • SKU: 100979
  • Weight: 1.45
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 1.25

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1-1/4" PIPE(1.66 OD) FEMALE THREADS,ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $15.75
10 - 24 = $14.44
25 - 49 = $13.39
50 + = $10.50
Quantity:
+
We show 20 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI1.50 STD UNION
  • SKU: 100980
  • Weight: 1.69
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 1.50

Description:
IMPORT BLACK MALLEABLE IRON

FOR 1-1/2" PIPE(1.90 OD) FEMALE THREADS,ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $17.25
10 - 24 = $15.81
25 - 49 = $14.38
50 + = $10.06
Quantity:
+
We show 116 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI2.00 STD UNION
  • SKU: 100981
  • Weight: 2.67
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 2.00

Description:
IMPORT BLACK MALLEABLE IRON

FOR 2" PIPE(2.375 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $27.00
10 - 24 = $24.75
25 - 49 = $22.50
50 + = $18.00
Quantity:
+
We show 34 in stock
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All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI2.50 STD UNION
  • SKU: 103907
  • Weight: 3.60
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 2.50

Description:
IMPORT BLACK MALLEABLE IRON

FOR 2-1/2" PIPE(2.875 OD) FEMALE THREAD,ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $57.00
10 - 24 = $52.25
25 - 49 = $48.45
50 + = $38.00
Quantity:
+
We show 2 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI3.00 STD UNION
  • SKU: 101622
  • Weight: 5.14
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 3.00

Description:
IMPORT BLACK MALLEABLE IRON

FOR 3" PIPE(3.50 OD) FEMALE THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $51.75
10 - 24 = $46.00
25 - 49 = $40.25
50 + = $35.65
Quantity:
+
We show 29 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: BMI4.00 STD UNION
  • SKU: 103946
  • Weight: 10.38
  • Class: 150#
  • Finish: black
  • Origin: import
  • Size: 4.00

Description:
IMPORT BLACK MALLEABLE IRON

FOR 4" PIPE(4.50 OD) FEMALES THREADS, ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $127.13
10 - 24 = $113.00
25 - 49 = $98.88
50 + = $87.58
Quantity:
+
We show 4 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI.250 STD UNION
  • SKU: 107807
  • Weight: .47
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 0.25

Description:
IMPORT GALV MALLEABLE IRON

FOR 1/4" PIPE(.540 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $8.84
10 - 49 = $8.11
50 - 99 = $7.52
100 + = $5.90
Quantity:
+
We show 49 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI.500 STD UNION
  • SKU: 104987
  • Weight: .45
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 0.50

Description:
IMPORT GALV MALLEABLE IRON

FOR 1/2" PIPE(.840 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $8.25
10 - 49 = $7.56
50 - 99 = $6.88
100 + = $4.81
Quantity:
+
We show 88 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI.750 STD UNION
  • SKU: 103444
  • Weight: .63
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 0.75

Description:
IMPORT GALV MALLEABLE IRON

FOR 3/4" PIPE(1.05 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $9.75
10 - 49 = $8.94
50 - 99 = $8.13
100 + = $6.50
Quantity:
+
We show 24 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI1.00 STD UNION
  • SKU: 106372
  • Weight: .94
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 1.00

Description:
IMPORT GALV MALLEABLE IRON

FOR 1" PIPE(1.315 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $12.75
10 - 24 = $11.69
25 - 49 = $10.63
50 + = $8.50
Quantity:
+
We show 300 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI1.25 STD UNION
  • SKU: 101232
  • Weight: 1.45
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 1.25

Description:
IMPORT GALV MALLEABLE IRON

FOR 1-1/4" PIPE(1.66 OD) FEMALE THREADS, ASTM A153/ASME B16.

Price by Quantity:
1 - 9 = $16.50
10 - 24 = $15.13
25 - 49 = $14.03
50 + = $11.00
Quantity:
+
We show 27 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI1.50 STD UNION
  • SKU: 102236
  • Weight: 1.72
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 1.50

Description:
IMPORT GALV MALLEABLE IRON

FOR 1-1/2" PIPE(1.90 OD) FEMALE THREADS,ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $22.50
10 - 24 = $20.63
25 - 49 = $19.13
50 + = $15.00
Quantity:
+
We show 20 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI2.00 STD UNION
  • SKU: 101797
  • Weight: 2.44
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 2.00

Description:
IMPORT GALV MALLEABLE IRON

FOR 2" PIPE(2.375 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $30.00
10 - 24 = $27.50
25 - 49 = $25.50
50 + = $20.00
Quantity:
+
We show 68 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI2.50 STD UNION
  • SKU: 100885
  • Weight: 3.70
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 2.50

Description:
IMPORT GALV MALLEABLE IRON

FOR 2-1/2 PIPE(2.875 OD) FEMALE THREADS,ASTM A197/ASME B16.3

Price by Quantity:
1 - 9 = $75.00
10 - 24 = $68.75
25 - 49 = $62.50
50 + = $50.00
Quantity:
+
We show 15 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI3.00 STD UNION
  • SKU: 103157
  • Weight: 4.98
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 3.00

Description:
IMPORT GALV MALLEABLE IRON

FOR 3" PIPE(3.50 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $73.73
10 - 24 = $65.54
25 - 49 = $57.35
50 + = $50.79
Quantity:
+
We show 8 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.

Unions » Malleable Iron
  • Product Name: GMI4.00 STD UNION
  • SKU: 108933
  • Weight: 10.50
  • Class: 150#
  • Finish: galvanized
  • Origin: import
  • Size: 4.00

Description:
IMPORT GALV MALLEABLE IRON

FOR 4 PIPE(4.50 OD) FEMALE THREADS, ASTM A153/ASME B16.3

Price by Quantity:
1 - 9 = $202.50
10 - 24 = $180.00
25 - 49 = $157.50
50 + = $139.50
Quantity:
+
We show 3 in stock
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To estimate shipping please add to cart, click checkout and enter your zipcode on the left.
All items ship from Houston, TX.