Some Common Brass Types Used in Water Distribution Systems

Table 1. Common names and typical uses

 

Name

 

Uses

C22000

Red brass

 

fittings, pumps

C23000

Cartridge brass

 

faucet tubes

C32000

Leaded red brass

 

fittings

C33000

Low leaded brass (Tube)

 

plumbing accessories

C33200

High leaded brass (Tube)

 

plumbing accessories

C34000

Medium leaded brass

 

fittings

C34500

 

 

valve stems, fittings

C35000

Medium leaded brass

 

meter parts, sink strainers

C35300

High leaded brass

 

fittings, faucet stems, faucet seats

C35330

 

 

fittings

C35350

Leaded brass

 

shafts for valves

C36000

Free-cutting brass

 

faucet stems, faucet seats, fittings

C83600

Ounce metal

 

faucets, fittings

C83800

Hydraulic bronze

 

plumbing fixtures

C84200

 

 

tees, couplings, unions

C84400

Valve metal

 

fittings

C84500

 

 

faucets, fittings

C84800

Plumbing goods brass

 

faucets, fittings

C85200

Leaded yellow brass

 

fittings

C85400

No. 1 yellow brass

 

plumbing parts

C85700

Leaded yellow brass

 

fittings, flanges

C86400

Manganese bronze

 

fixtures

C87500

 

 

fixtures

C87800

Cast silicon bronze

 

plumbing parts

C87850

 

 

faucets, fittings, water meter cases

C89510

SeBiLOY I (EnviroBrass I)

 

lead-free plumbing parts

C89520

SeBiLOY II (EnviroBrass II)

 

lead-free plumbing parts

C89530

 

 

lead-free plumbing parts

C89535

 

 

lead-free plumbing parts

C89540

 

 

plumbing castings

C89550

SeBiLOY III (EnviroBrass III)

 

plumbing castings

C89836

 

 

plumbing castings

C89844

 

 

valves, fittings

See also brass additives, lead in brass

Table 2a. Average composition of some  commercial brasses used in plumbing- major constituents

 

Cu

Sb

Bi

Pb

Pb range

Sn

Zn

Zn/Cu

C22000

89.0

 

 

0.05

 

 

15.0

0.18

C23000

84.0

 

 

0.05

 

 

30.0

0.43

C32000

84.9

 

 

1.8

1.5-2.2

 

13.2

0.16

C33000

66.0

 

 

0.5

0.25-0.7

 

33.5

0.51

C33200

66.0

 

 

2.0

1.5-2.5

 

32.0

0.48

C34000

63.5

 

 

1.0

0.8-1.5

 

35.5

0.56

C34500

63.5

 

 

2.0

1.5-2.5

 

34.5

0.54

C35000

61.5

 

 

1.1

0.8-2.0

 

37.4

0.61

C35300

61.5

 

 

2.0

1.5-2.5

 

36.5

0.59

C35330

61.7

 

 

2.5

1.5-3.5

 

35.7

0.58

C35350

61.7

 

 

3.2

2.0-4.5

0.15

34.5

0.56

C36000

61.4

 

 

3.1

2.5-3.7

 

35.4

0.58

C83600

84.3

0.13

 

5.0

4.0-6.0

5.0

5.0

0.06

C83800

83.0

0.13

 

6.0

5.0-7.0

3.8

6.5

0.08

C84200

79.0

0.13

 

2.5

2.0-3.0

5.0

12.8

0.16

C84400

80.2

0.13

 

7.0

6.0-8.0

3.0

9.0

0.11

C84500

77.5

0.13

 

6.8

6.0-7.5

3.0

11.9

0.15

C84800

75.1

0.13

 

6.8

5.5-7.0

2.5

14.8

0.20

C85200

72.0

0.10

 

3.0

1.5-3.8

1.4

23.5

0.33

C85400

67.0

 

 

3.0

1.5-3.8

1.0

29.0

0.43

C85700

60.9

 

 

1.0

0.8-1.5

1.0

35.9

0.59

C86400

57.6

 

 

1.0

0.5-1.5

1.0

37.1

0.64

C87500

81.8

 

 

0.0

0-0.5

 

14.0

0.17

C87800

81.6

0.03

 

0.0

0-0.9

0.1

13.9

0.17

C87850

75.8

0.05

 

0.0

0-0.1

0.2

20.8

0.28

C89510

87.0

0.13

1.0

0.1

0-0.25

5.0

5.0

0.06

C89520

86.0

0.13

1.9

0.1

0-0.25

5.5

5.0

0.06

C89530

85.0

0.10

1.5

0.1

0-0.25

4.7

7.9

0.09

C89535

86.5

0.10

1.4

0.1

0-0.25

3.0

7.0

0.08

C89540

61.0

 

0.9

0.1

0-0.25

0.6

35.0

0.57

C89550

61.0

0.03

0.9

0.1

0-0.25

0.6

35.0

0.57

C89836

88.2

0.13

2.5

0.1

0-0.25

5.5

3.0

0.03

C89844

84.2

0.13

3.0

0.0

0-0.20

4.0

8.0

0.09

Avg regular brass

70.8

 

0

2.67

 

2.09

24.5

0.37

Avg envirobrass

79.9

 

1.6

0.11

 

3.61

13.2

0.20

 

Table 2b. Average composition of some  commercial brasses used in plumbing- minor constituents

 

Al

As

Fe

Mn

Ni

P

Se

Si

S

C22000

 

 

0.05

 

 

 

 

 

 

C23000

 

 

0.05

 

 

 

 

 

 

C32000

 

 

       0.05

 

0.13

 

 

 

 

C33000

 

 

       0.04

 

 

 

 

 

 

C33200

 

 

       0.04

 

 

 

 

 

 

C34000

 

 

       0.08

 

 

 

 

 

 

C34500

 

 

       0.08

 

 

 

 

 

 

C35000

 

 

       0.08

 

 

 

 

 

 

C35300

 

 

       0.08

 

 

 

 

 

 

C35330

 

0.13

 

 

 

 

 

 

 

C35350

 

 

       0.20

 

0.17

0.12

 

 

 

C36000

 

 

       0.18

 

 

 

 

 

 

C83600

0.003

 

       0.15

 

0.50

0.03

 

0.003

0.040

C83800

0.003

 

       0.15

 

0.50

0.02

 

0.003

0.040

C84200

0.003

 

       0.20

 

0.40

0.03

 

0.003

0.040

C84400

0.003

 

       0.20

 

0.50

0.01

 

0.003

0.040

C84500

0.003

 

       0.20

 

0.50

0.01

 

0.003

0.040

C84800

0.003

 

       0.20

 

0.50

0.01

 

0.003

0.040

C85200

0.003

 

 

 

 

0.01

 

 

0.025

C85400

0.175

 

       0.35

 

0.50

 

 

0.025

 

C85700

0.300

 

       0.35

 

0.50

 

 

 

 

C86400

1.000

 

       1.20

0.8

0.50

 

 

 

 

C87500

0.250

 

 

 

 

 

 

4.0

 

C87800

0.075

0.03

       0.08

0.075

0.10

0.01

 

4.0

0.025

C87850

 

 

       0.05

0.05

 

0.12

 

3.0

 

C89510

0.003

 

       0.10

 

0.05

0.03

0.55

0.003

0.040

C89520

0.003

 

       0.10

 

0.05

0.03

0.95

0.003

0.040

C89530

0.005

 

       0.15

 

0.50

0.03

0.20

0.005

 

C89535

0.005

 

       0.15

 

0.65

0.20

 

0.005

 

C89540

0.350

 

       0.25

 

0.50

 

0.05

 

 

C89550

0.400

 

       0.25

 

0.50

0.05

0.05

0.125

0.025

C89836

0.003

 

       0.18

 

0.45

0.03

 

0.003

0.040

C89844

0.003

 

       0.15

 

0.50

0.03

 

0.003

0.040

 

Source: Copper Development Association