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Centerway steel specializes in the production of the stainless steel pipe and fittings, and large inventory of resources, Factory direct sales

Stainless steel Flange&Pipe fittings,Welded stainless steel pipe,Stainless steel Screen Pipe
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Stainless Steel Lap Joint Flange

Description

Standards

ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings

Size

1/2" NB TO 48" NB

Designation

A 182 / A 240, SA 182 / SA 240

Class

150#, 300#, 400#, 600#, 900#, 1500# & 2500#.

Grade

ASTM A182 F304, 304L, 304H, 316, 316Ti, 316H, 316L, 316LN, 309S, 309H, 310S, 310H,317, 317L, 321, 321H, 347, 347H, 201, 202, 904L ETC.

Lap Joint Flanges (LJ Flanges) are used on piping fitted with lapped pipe or with lap joint stub ends the combined initial cost of the two items being approximately one-third higher than that of comparable welding neck flanges.


Lap joint flange datasheets

The datasheets we have on this site are shown below. For simplicity sake, only datasheets that adhere to B16.5 are shown. ASME B16.5 covers flange dimensions from½”to 24”. For sizes larger than this (ASME B16.47 Series A & B), please visit our flange datasheets page.

Class

Flat Face

ANSI 150

Lap Joint, ANSI Class 150 (in)

ANSI 300

Lap Joint, ANSI Class 300 (in)

ANSI 400

Lap Joint, ANSI Class 400 (in)

ANSI 600

Lap Joint, ANSI Class 600 (in)

ANSI 900

Lap Joint, ANSI Class 900 (in)

ANSI 1500

Lap Joint, ANSI Class 1500 (in)

ANSI 2500

Lap Joint, ANSI Class 2500 (in)

Mechanical Strength

Type

UNS

Tensile
(ksi) min

Yield
(ksi) min

Elongation
min

Hardness
(Brinell) max

Hardness
(Rockwell B) max

302

S30200

75

30

40% in 2″

183

88

304

S30400

75

30

40% in 2″

183

88

304L

S30403

70

30

40% in 2″

183

88

309

S30900

75

30

40% in 2″

217

95

309S

S30908

75

30

40% in 2″

217

95

310

S31000

75

30

40% in 2″

217

95

310S

S31008

75

30

40% in 2″

217

95

316

S31600

75

30

40% in 2″

217

95

316L

S31603

70

25

35% in 2″

217

95

317

S31700

75

30

35% in 2″

217

95

317L

S31703

75

30

35% in 2″

217

95

321

S32100

75

30

40% in 2″

183

88

347

S34700

75

30

40% in 2″

183

88

Equivalent Grades

STANDARD

WERKSTOFF NR.

UNS

JIS

BS

GOST

AFNOR

EN

SS 304

1.4301

S30400

SUS 304

304S31

08Х18Н10

Z7CN18‐09

X5CrNi18-10

SS 316

1.4401

S31600

SUS 316

316S31

-

Z7CND17‐11‐02

X5CrNiMo17-12-2

Chemical Composition

Grade

C

Mn

Si

P

S

Cr

Mo

Ni

N

SS 304

0.08 max

2 max

0.75 max

0.040 max

0.030 max

18 – 20

8 – 11

 

SS 316

0.08 max

2 max

0.75 max

0.045 max

0.030 max

16 – 18

2 – 3

10 – 14

0.1 max

Mechanical & Physical Properties

Density

Melting Point

Tensile Strength

Yield Strength (0.2%Offset)

Elongation

8.0 g/cm3

1400 °C (2550 °F)

Psi – 75000 , MPa – 515

Psi – 30000 , MPa – 205

35 %


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