Cangzhou Botop International Co., Ltd

Flanges and Pipe Fittings Types: FLANGES:  Weld Neck Flange , Slip-on Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Blind Flange, Spectacles Blind, Orifice Flange, Reducing Flange, Long Weld Neck Flange PIPE FITTINGS : Elbow, Tees, Coupling, Weldolet/Sockolet/Threadolet, Caps, Union, Bushing, Cross, Plug, Swage Nipple, Hexagon Nipple etc... Specifications and Steel Grade: CARBON STEEL: A105, SS400, SF440 RST37.2, S235JRG2, P250GH, C22.8, ASTM A234 WPB, WPC; ASTM A420 WPL9, WPL3, WPL6, WPHY-42, WPHY-46, WPHY-52, WPHY-60, WPHY-65, WPHY-70,ASTM A105/ A105N/ A694 F42/46/52/56/60/65/70 / A350 LF3/ A350 LF2 etc. ALLOY STEEL: ASTM A234 WP1, WP11, WP12, WP22, WP5, WP9, WP91 ASTM A182 F1/ F5/ F9/ F11/ F22/ F91/ etc. STAINLESS STEEL: F304 / 304L / 304H / 316 / 316L / 317 / 317L / 321/310/347 / 904L , ASTM A403 WP304/304L, WP316/316L, WP321, WP347 etc. We main provide water transfer, gas carbon seamless steel pipe , structural steel pipe , and so on. ...

SSAW Spiral Welded Steel Pipe Standard: API Spec 5L API Spec 5L specifies requirements for the manufacture of two product specification levels (PSL 1 and PSL 2) of seamless pipe and welded steel pipes. This standard covers the steel pipes made from different manufacturing process like seamless steel pipe , Electric Resistance Welded (ERW) steel pipe, Longitudinal Seam Submerged Arc Welding (LSAW) pipe and Spiral Submerged-Arc welding (SSAW) pipes . Application of SSAW Spiral Welded Steel Pipe API 5L X52 PSL1/PSL2: SSAW Spiral Welded Steel Pipe  API 5L X52 PSL1/PSL2 is mainly used in water supply engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation, urban construction. SSAW Steel Pipe   can be used in liquid transportation: water supply and drainage. Gas transportation: gas, steam, liquefied petroleum gas. Structural use: for piling pipes, for bridges; for piers, roads, building structures, etc. Manufacturing Pr...

ASTM A252 GR.3 SSAW Steel Piles Pipe Standard: ASTM A252 Application of ASTM A252 SSAW Steel Pipe : Pipe ordered under this specification is for pipe piles in which the steel cylinder acts as a permanent load-carrying member, or as a shell to form cast –in-place concrete piles. Manufacturing Process of ASTM A252 SSAW Carbon Steel Pipe : By fusion welded process Details of ASTM A252 SSAW Steel Pipe We can supply: Manufacture: Carbon   Steel Pipe Size: O.D.: 219～2500mm  W.T.: 6～30mm Grade: Gr1, Gr2, Gr3 Length: 6M or specified length as required. Ends: Plain End, Beveled End. Chemical Composition  of SSAW Spiral Welded Steel Pipe : The steel shall contain no more than 0.050 % phosphorous. Pipe piles shall be furnished in single random lengths, double random lengths, or in uniform lengths as specified in the purchase order, in accordance with the following limits: a. Single random lengths 16 to 25ft (4.88 to 7.62mm), inch b. Double random len...

EN10219 S275JRH Structural ERW Steel Pipe Standard: EN10219 This specification covers non-alloy steel pipe  (cold formed welded structural hollow sections of circular, square or rectangular forms and hollow sections formed cold without subsequent heat treatment) for structural usage. Application of EN10219 S275J0H LSAW Steel Pipe : Pipe ordered under this specification is used for structural. Manufacturing Process: Electric fusion welded ( ERW Steel Pipe ) Details of EN10219 structural steel pipe  We can supply: Manufacture: Carbon ERW Steel Pipe Size: O.D.: 323.8~1500mm W.T.: 6~40mm Grade: S275J0H, S275J2H, S355J0H, S355J2H, S355J2H, etc. Length: 6M or specified length as required. Ends: Plain End, Beveled End Chemical Composition Chemical composition-wall thickness≤40mm Steel Grade % by mass, maximum Steel Name Steel Number C Si Mn P S N ≤40 40≤120 S355J0H 1.0547 0.22 0.22 0.55 1.60 0.035 0.035 0.009...

JIS G3456 Carbon ERW Steel Pipe for high temperature service Standard: JIS G 3456 Application of JIS G 3456 Carbon ERW Steel Pipe : Pipe ordered under this specification is used mainly for piping subjected to a temperature over 350℃. For example: transporting steam, water etc. Manufacturing Process of JIS G 3456 seamless carbon ERW Steel Pipe : Electric resistance welded Details of JIS G 3456 welded ERW Steel Pipe  We can supply: Manufacture: Electric resistance welded pipe Size: O.D.: 15.0～660mm W.T.: 2～20mm Grade: STPT370, STPT410 Length: 6M or specified length as required. Ends: Plain End, Beveled End. Grade and Chemical Composition (％) Grade C≤ Si Mn P≤ S≤ STPT370 0.25 0.10~0.35 0.30~0.90 0.035 0.035 STPT410 0.30 0.10~0.35 0.30~1.00 0.035 0.035

ASTM A 106 Black Carbon Seamless Steel Pipe Standard: ASTM A106/A106M This specification covers carbon steel pipe  for high-temperature service. Application of ASTM 106 Carbon Seamless Steel Pipe : Pipe ordered under this specification shall be suitable for bending, flanging, and similar forming operations, and for welding. When the steel is to be welded, it is presupposed that a welding procedure suitable to the grade of steel and intended use or service will be utilized. Manufacturing Process of ASTM A106 Seamless Steel Tube : ASTM A106 seamless steel pipe are produced either by cold-drawn or hot rolled, as specified. Hot finished pipe need not heat treated. When hot finished pipe is heat treated, it shall be heat treated at a temperature of 1200°F or higher. Cold drawn pipe shall be heat treated after final cold draw pass at a temperature of 1200°F or higher. Details of ASTM A106 Seamless Steel Pipe We can supply: Manufacture:Seamless process, cold drawn or ...