Wenzhou Bestop Steel Co., Ltd has earned a reputation for providing competitive prices, technical services and on time deliveries of your steel pipes, fittings, flange, valves and other supply needs.
Our Production bases located in Dafeng, Jiangsu province, it's only 2.5 hours drive from Shanghai, we have more than 15 advanced production lines and ET, UT, HT etc advanced test devices for quality inspection and guarantee, our annual export can reach approximate 6000-8000 tons for the main products of seamless and welded stainless steel pipe, pipe fitting and flange. 30% of the entire annual turnover, our production annual capacity is approx. 15000 metric ton.
We mainly specialize in oilfield and chemistry tubular goods, in both seamless and welded. In addition, we supply hydraulic, boiler, heat transfer and mechanical tubing with kind of material including ferritic & martensitic stainless steel, austenitic stainless steel (TP304/L, TP316/L, TP321, TP310S, 904L etc), duplex stainless steel (S31803, S32205, S32750, S32760, S32304 etc) and nickel alloy seamless tubes (400, 600, 625, 800/H, 825, C276 etc), we can produce stainless steel pipe & tube as per ASTM/ASME, DIN, EN, JIS, GOST standard (such as ASTM A213, A249, A312, A269, A270, A409, A554, A789, A790, A538, A928 etc, EN 10216, EN10297, EN10217, EN 10296, EN10312, JIS G 3446, JIS G 3447, JIS G 3448, JIS G 3459). Bestop steel also supply a wide range of industrial forged flanges and fittings including SO flanges, WN flanges, socket weld flanges, blind flanges and elbow, reducer, tee etc even more that find their applications in the petrochemical, automobile, textile, pharmaceutical, building, food,shipbuilding industries etc.
Pipe available size and specification
1/8 "to 24" NB for seamless pipe, 3/8" to 80" NB for welded pipe
Schedules: 5S, 10S, 40S, 80S, 10, 20, 30...120, 140, 160, XXS
All dimensions are in accordance with ANSI B36.19 and ANSI B36.10
Forged flange available size and specification
Dimension:1/2"-24" Material Grade & Specification:
Carbon Steel ASTM A105, ASTM A350 LF1, A350LF2, A350LF3, ASTM A234 WPB, Q235B etc.
Stainless Steel ASTM A182 F304, F304L, F316, F316L, F316Ti,F321, F317/317L,F347,F310,F44 (254SMo),904L etc.ASTM A182 F429,F430, F440A,F6a,F6NM
Pressure Rating:Class 150,300,600,1500,2500 lbs ,PN0.6\1.0\1.6\2.5\4.0\6.3\10.0\16.0\PN2.0\5.0\11.0\15.0\26.0MPa...
Production Standard:ANSI B16.5,ANSI B16.47,DIN,En1092-1,JIS B2220,BS4504, GOST 12820-80, API,JIS B 2311 / 2312 / 1213, KS B 1522 / 1541 / 1543.
Flange Face:Flat Face (FF),Raised Face (RF),Ring Type Joint (RTJ) etc.
Surface Treatment:Anti Rust Oil, Black Paint Coating, Yellow Paint Coating, Hot Dipped Galvanized etc.
Pipe fitting available size and specification.
Size Range:1/2''- 36'' (DN15-DN900)
Wall Thickness: SCH5 to SCH160
Material:
Carbon Steel: ASTM A234 WPB, WPC, ASTM A420 WPL1, WPL3, WPL6 etc
Stainless Steel: ASTM A403 WP304/304L, WP316/316/L, WP317L, WP321, WP347 & WPS31254
Alloy Steel: ASTM A234 WP1/WP12/WP11/WP22/WP5/WP7/WP9/WP91
Duplex and super duplex steel: ASTM A815 UNS S31803/S32205/S32750/S32760
Manufacture Standard:
ASME B16.9,ASME B16.11,ASME B16.28 ,MSS SP-43,JISB2311,JIS B2312,JIS B2313,DIN 2605,DIN 2606 ,DIN2615,DIN2616 ,BG12459-90,GB/T13401,HGJ514 ,SH3408 ,SH3409, HG/T21635, HG/T21631,
End Bevel: According to the standard or the customer's requirements
Surface Treatment: Shot blasted, rust-proof black oil
Our mill have passed certificate of ISO9001-2008, PED, AD2000, Manufacture license of special equipment (TS certificate A(2) class) by TUV BV, L'S, ABS.
Our Main Market is South and North America, Europe, Middle East, Southeast Asia, South Africa and so on. We look forward to receiving your attention and inquiry in the future.
