S31803 Super Stainless Steel Pipe

• Type: Welded
• Technique: ERW
• Material: Stainless Steel
• Surface Treatment: Plished, Annealed and Pickled
• Usage: Pipeline Transport, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Model NO.: S31803
• Outside Diameter: 4mm - 914.4mm;8mm-630mm
• Wall Thickness: 0.6mm - 30mm;0.5mm-45mm
• Length: 5.8-6.1 M or as Customers′ Request
• Grade: 304 304L 316 316L 321 S31803/S32205 S32750 S3276
• Inspection: Dekra,TUV
• Transport Package: Woven Bags, Plastic Bags, Cap Ends, Plywood Cases
• Trademark: ZJDP
• Origin: Zhejiang, China
• Production Capacity: 15000ton/Year

Product Description

Specification:

ASTM A789 Stainless Steel Pipe S31803
chemical composition %	C                      Mn                 P                    S               Si                 Cr                 Ni               Mo              N 0.03 max   2.00 max   0.030 max   0.020 max  1.00 max    21.0-23.0      4.5-6.5     2.5-3.5        0.08-0.20
mechanical	Tensile Strength         Yield Strength            Elongation                     Hardness min Kis                          min Kis                      in 2 in. or 5 mm                  max          Mpa                                 Mpa                            min  %                            HRB    HRC         620                                 450                              25                                   290     30
Heat Treatment:	Temperature                                       Quench                                 1850-2050°F                                       Rapid coll in air or water                                 1010-1120ºC
Mechanical Tests requirement:	Tension Test,Flaring Test, Flange Test,Hardness Test,Reverse Flattening Test,Hydrostatic or Nondestructive Electric Test.
Size: (According to ANSI B36.19)	OD:1/4"-8" W.T:Sch5S-xxs Length:6 Meters or as your requirement
Features:	Higher strength than austenitic stainless steels Excellent general corrosion resistance in a wide variety of corrosive chemicals including seawater and industrial acids Excellent resistance to localised corrosion including intergranular, pitting and crevice corrosion Excellent resistance to stress corrosion cracking Good sulphide stress corrosion resistance High resistance to abrasion, erosion and cavitation erosion Lower thermal expansion and higher heat conductivity than austenitic stainless steels
Application:	Chemical processing, transport and storage - pressure vessels, tanks, piping, and heat exchangers Oil and gas exploration and processing equipment - piping, tubing, and heat exchangers Marine and other high chloride environments Effluent scrubbing systems Pulp and paper industry - digesters, bleaching equipment, and stock-handling systems Cargo tanks for ships and trucks Food processing equipment Biofuels plants
Advantage:	Advanced production and inspection equipment Good quality control system and service system Full experienced in export business in stainless steel Convenient location for transport Flexible payment Huge Supply Capacity Advantage, Timely and Effective Delivery.
Tolerance of Dimensions	Outerside Diameter       Tolerance of Outerside    Toleerance of Wall in[mm]                                   Diameter,in[mm]           Thickness,% 1/4-1/2[6.35-12.7]                ±0.005[0.13]                    ±15 1/2-1 1/2[12.7-38.1]             ±0.005[0.13]                    ±10 1 1/2-3 1/[38.1-88.9]            ±0.010[0.25]                    ±10 3 1/2-5 1/2[88.9-139.7]        ±0.015[0.38]                    ±10 5 1/2- 8[139.7-203.2]           ±0.030[0.76]                    ±10

Products:
we are specialized in producing stainless steel welded pipes and stainless steel seamless pipe, also we provide other products: stainless steel fitting, flange, plate, bars, and others..


Production Cpacity:
The annual production capacity is 15000 tons stainless steel welded pipe, and8000 Tons seamless stainless steel.


Specification:
Seamless Pipe:6mm*0.6mm--610mm*30mm
Welded Pipe :single slit(Φ8mm*0.5mm-Φ630mm*25mm); girth(Φ630mm*3mm-Φ3000mm*45mm),


Grade:
TP 304, 304L, 304H, 309S, 310S, 316, 316L, 316Ti, 316N, 321, 321H, 347H, UNS S31803, UNS S32205, UNS S32750, UNS S32760, 904L, 1, 4301, 1.4306, 1.4307, 1.4401, 1.4404, 1.4541.1.4571, and any more


Quality control:
The products from raw material, semi-finished products to finished, we have strict inspection system to test for ensuring the first class quality, and all processes will be carried out according to ISO 9001: 2008.
Also we provide MTC for every order, and if the order exceed US$ 100,000, we will provide a free third-party-Inspection for you.