C207 class B class D ASTM A182 F347 steel-ring flange Stainless ASTM A182 F304 F304L

size 4'' ~144''

Class B 86 PSI and CLASS D 175~150psi

1. Stainless ASTM A182 F304 F304L F316 F316L F321 F347 F347H F310 F310H F316Ti F317

ASTM A182 forged or rolled alloy steel pipe flanges, forged fittings, valves and parts for high-temperature service.

Packing: Non- Fumigate Plywood/Wooden Pallet or Case

Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.

Tobo Pipeline Equipments(Shanghai)Co., Ltd., is located in Shanghai, we are one of the biggest manufacturers Pipeline products in China. We are intelligent entity specializing in developing, manufacturing and selling pressure pipe units. The main products contain flanges, elbows, tees, reducers, bends, stub ends, caps, forged socket welding fittings and threaded fittings and the materials of its products contain carbon steel (A105, A106, 20#, 20G, Q235, 16Mn), stainless steel (304, 304L, 316, 316L, 1Cr18Ni9Ti) and alloy steel(12Cr1MoV, Cr5Mo, 10CrMo910, 15CrMo, ASTM A234 WP1, WP12, WP11, WP22). All products can be manufactured upon some standards such as American Standard ASME/ANSI and MSS, German Standard DIN, Chinese Standard GB/T, SH, HG, JB, SY and Japanese Standard JIS, while some non-standard products can be manufactured In addition, the insoluting joint developed and manufactured by our company can be widely applied to cathodic protection system of steeliness pipeline used in delivering oil, gas and water