ASTM A 815/A 790 WROUGHT FERRITIC & MARTENSITIC STAINLESS STEEL PIPE FITTINGS

ASTM GRADE	C	Mn	Si	S	P	Cr	Ni	Mo	Other	Tensile Psi(Mpa)	Yield Strip/Round	Elongation %	Hardn. Brinell	Matl.
A815 WP 27	0.010	0.75	0.40	0.020	0.040	25- 27.5	0.50	0.75- 1.50	Cu- 0.20	65000-90000 450-600	40 275	20.0	190	FERRITIC
A815 WP 430	0.12	1.00	1.0	0.030	0.040	16-18	0.50	-	-	65000-90000 450-620	35 240	20.0	190	FERRITIC
A815 WP 446	0.20	1.5	0.75	0.030	0.040	23-30	0.50	-	Ni-10- 0.25	70000-95000 425-625	40 275	18.0	207	FERRITIC
A815 WP 410	0.15	1.00	1.0	0.030	0.040	11.5 13.5	0.50	-	-	65000-90000 425-655	30 205	20.0	207	MARKETINISTIC
A790 UNS S 31803	0.030	2.0	1.0	0.020	0.030	21.23	4.5 6.5	2.5- 3.0	N-0.08-0.20	90000-115000 620-795	65 450	25.0	290	FERRITIC AUSTENITIC

ASTM A 350/A350 FORGED SOCKET WELD, SCREWED,
CARBON STEEL LOW-TEMPERATURE SERVICE PIPE FITTINGS

ASTM GRADE

C

Mn

Si

S

P

Cr

Ni

Mo

Other

Tensile Psi(Mpa)

Yield Psi(Mpa)

Elongation Strip?Round

Jutos.Av.MI

Matl.

A350 LF1

0.30 max.

1.35 max.

0.15 0.30

0.040 max.

0.035 max.

0.30 max.

0.40 max.

0.12 max.

Cu-0.4 max Cb-0.02 max. Va-0.3 max

60000-85000 (415-585)

30000 (205)

28/25

18/14 (-28.9°)

38

ALF2

0.30 max.

1.35 max.

0.15 0.30

0.040 max.

0.035 max.

0.30 max.

0.40 max.

0.12 max.

Cu-0.4 max Cb-0.02 max. Va-0.3 max

70000-95000 (485-655)

36000 (250)

22/30

20/16 (-45.6°)

30

A LF3

0.20 max.

1.90 max.

0.20 0.35

0.040 max.

0.035 max.

0.30 max.

3.25 3.75

0.12 max.

Cu-0.4 max Cb-0.02 max. Va-0.3 max

70000-95000 (485-655)

37.500 (260)

22/30

20/16 (-101.1°)

35

A LF5

0.30 max.

1.35 max.

0.20 0.35

0.040 max.

0.035 max.

0.30 max.

1.0 2.0

0.12 max.

Cu-0.4 max Cb-0.02 max. Va-0.3 max

CL.1 ksi (Mpa) 60000-85000(415-585) CL 2 ksi (Mpa) 70000-95000 (485-655)

CL1 30(205) CL2 37.5 (260)

CL1 28/25 CL.2 22/30

20/16 (CL1&2-59.4°)

CL 1.38 CL 2.35

A LF6

0.22 max.

1.15 max.

0.15 0.30

0.025 max.

0.025 max.

0.30 max.

0.40 max.

0.12 max.

Cu-0.4 max Cb-0.02 max. Va-0.4-0.11 Nit-0.01-0.03

CL.1 ksi (Mpa) 66000-91000(455-495) CL 2 ksi (Mpa) 75000-10000 (515-655)

CL1/52 (360) CL2/60 (415)

CL1 22/30 CL.2 20/28

CL.1-20/16 CL.2-27/20 (CL1&2-50°)

40

A LF9

0.20 max.

1.40 max.

-

0.040 max.

0.035 max.

0.30 max.

1.60 2.24

0.12 max.

Cu-0.75-1.25 Cb-0.02 max Va-0.03

63000-88000 (435-605)

46000(315)

25/28

18/14 (-73.3°)

38

ASTM A 420/A420M WROUGHT CARBON STEEL LOW-TEMPERATURE SERVICE PIPE FITTINGS

A 420 WPL-6	0.30 max.	0.39 1.06	0.10 min.	0.030 max	0.030 max	-	-	-	-	60000-85000 (415-585)	35000 (240)	30/22 Long 16.5/12 Trans.	17.6/13.6 17.6/13.6 (-45°)	Impact Value 10° -45°
AWPL-9	0.20 max.	0.40 1.06	-	0.030	0.030	-	1.60 2.24	-	Cu-0.75-1.25	63000-88000 (435-610)	46000 (315)	28/20 Long 18/-Trans.	17.6/13.6 17.6/11.6 (-75°)	10° -45°
A WPL-3	0.20 max.	0.31 0.64	0.13 0.37	0.05	0.05	-	3.18 3.82	-	-	65000-90000 (450-620)	35000 (240)	30/22 Long 20/14 Trans.	17.6/13.6 17.6/13.6 (-100°)	150° -100°
AWPL-8	0.13 max.	0.90 max	0.13 0.37	0.030	0.030	-	8.40 9.60	-	-	100000-125000 (690-865)	75000 (515)	22/16	33.9/27.1 (195°)	320° -195°

SUMMARY OF THE MAIN ASTM STANDARDS GENERALLY USED FOR PIPING. SUMMARY OF THE MAIN ASTM STANDARDS GENERALLY USED FOR SHEETS / PLATES. NICKEL & NICKEL ALLOY PIPES & FITTINGS & BARS. ASTM A105 / A105M FORGED SOCKET WELD, SCREWED, CARBON STEEL PIPE FITTINGS. ASTM A234 / 234M PIPING FITTINGS OF WROUGHT CARBON STEEL FOR MODERATE AND ELEVATED TEMPERATURES. ASTM A 815/A 815/A 790 WROUGHT FERRITIC / AUSTENITIC & MARTENSITIC STAINLESS STEEL PIPE FITTINGS. ASTM A 193/A 193M ALLOY STEEL, CARBON STEEL & STAINLESS STEEL BOLTING FOR HIGH - TEMPERATURE SERVICE. DIMENSIONAL VARIATION TOLERANCE AS PER ASTM SPECIFICATIONS FOR PIPES. DIMENSIONAL TOLERANCES AS PER ANSI B 16.9 / B 16.28 / MSS SP - 43 BUTT WELD FITTING

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