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Duplex Steel S31803 1.4462 Butt Welding Big Size Pipe Fittings As Per MSS-SP75

Zhengzhou Huitong Pipeline Equipment Co.,Ltd.

Duplex Steel S31803 1.4462 Butt Welding Big Size Pipe Fittings As Per MSS-SP75

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Brand Name : HT

Model Number : Duplex Steel S31803

Certification : ISO 9001

Place of Origin : China

MOQ : 1PC

Price : negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union

Supply Ability : 100000Pcs per Month

Delivery Time : 3-15 work days

Packaging Details : Seaworthy packed in bundle with steel belt/Customed

Product Name : Duplex Steel S31803 1.4462 Butt-welding Big Size Pipe Fittings as per MSS-SP75

Standard : ASTM A815

Material : Duplex Stainless Steel

Prodcut : pipe fittings

Types : elbow tee cap reducer

Application : oil gas chemical

Size : 1/2"-48"

Thickness : SCH5S-SCHXXS

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Duplex Steel S31803 1.4462 Butt-welding Big Size Pipe Fittings as per MSS-SP75

1. DUPLEX S31803 PIPE FITTINGS APPLICABLE STANDARDS

As well as ASTM A182 and A351 other standards such as ASTM A240, A789 and A790 also cover Duplex grades of valve bodies and trim materials.

Trade Name UNS Industry Specifications
SAF 2205 UNS S31803* ASME SA-182 (F51), SA-240, SA-798, SA-790, SA-815
ASTM A240, A276, A479, A789, A790, A815, A923, A928, A988
SAE J405
SAF 2205 UNS S32205 ASTM A240, A240M, A276, A479, A480, A480M, A798, A7901, A815, A923, A928, A988
SAE J40

* UNS31803 has been supplemented by S32205 (F60)

2. ASTM A815 Duplex Steel Pipe Fittings are stocked in the following range of materials and sizes

Grade Specification ASTM A815 / ASME SA815
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Duplex Pipe Fittings Grades Duplex S31803, S32205
Type Seamless / Welded / Fabricated / Forged
Thickness Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Range ½” NB to 48″ NB in Sch 10s, 40s, 80s, 160s, XXS.
Applicable Standards 1-ASME B 16.9 for large Bore
2-ASME B 16.11 for small Bore (socket welded)
3-ASME B 16.25 for butt weld ends
4-ASME B 16.28 for small radius elbow
End Prep:
  • Beveled Ends
  • Squared Ends
  • Flanged Ends
  • Cut Grooves
  • Victaulic Grooves
  • Threaded Ends (Male & Female)

3. ASTM A815 DUPLEX STEEL FITTINGS CHEMICAL COMPOSITION

ASTM A815 DUPLEX STEEL UNS S31803 BUTTWELD PIPE FITTINGS

Grade C Mn Si P S Cr Ni MO N FE
Duplex Steel UNS S31803 0.030 max. 2.00 max. 1.00 max. 0.030 max. 0.020 max. 22.0 – 23.0 4.50 – 6.50 3.0 – 3.5 0.14 – 0.20 63.72 min.

4. Duplex Steel Pipe Fittings Manufacturing Standards

ASME B16.9 Factory-Made Wrought Buttwelding Fittings Long Radius Elbows, Long Radius Reducing Elbows, Long Radius Returns, Short Radius Elbows, Short Radius 180-deg Rerurns, 3D elbows, Straight Tees, Straight Crosses, Reducing Outlet Tees, Reducing Outlet Crosses, Lap Joint Stub Ends, Caps, Reducers
ASME B16.28 Short Radius Elbows, Short Radius 180-deg Returns
MSS SP43 Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications Long Radius Elbows, Straight and Reducing-on-the-Outlet Tees, Lap Joint Stub ends, caps, long radius 180 Degree returns, concentric reducers, eccentric reducers
Mss SP75 Long Radius Elbows, 3R elbows, straight tees, reducing outlet tees, caps, reducers
MSS SP95 Swage(d) Nipples and Bull Plugs

Duplex Steel S31803 1.4462 Butt Welding Big Size Pipe Fittings As Per MSS-SP75


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