A403 TP304 Stainless Steel WN RF Flange Equipment Connection
Material | Stainless Steel: SS304, SS316, SS304L, SS316L, SS321, SS310
,1.4401, 1.4403 Duplex Stainless Steel: 9041L 2205, 2507, 254SMO, etc |
Type | Plate, Slip-on , Welding Neck, Blind, Threaded, Socked Weld, Loose,
RTJ |
Class | 150# 300# 400# 600# 900# 1500# 2500# PN6 PN10 PN16 PN25 PN40 PN63
5K 10K 20K 30 |
Standard | ANSI/ASME B16.5, BS4505, GOST12820-80, DIN, UNI, EN1092-1, JIS/KS |
Size | 1/2"NB to 48"NB |
Connection | RF FF RTJ |
Application | For Water, Oil and Gas Industrial |
Certificate | CE / ISO / SGS |
Item | Description |
Basic Information | Material Grade | WP304 , WP304L , WP304H , WP316 , WP316L , WP316Ti , WP309S ,
WP310S , WP321 , WP321H , WP347 , WP347H , F304 , F304L , F304H ,
F316 , F316L , F310S , F321 etc |
Size | 1/2" to 48" Sch 5S to XXS |
Standard | ASTM A403 etc . |
Process Method | Forged / Casting |
Industry & Advantage | Application | a) Connect pipes |
Advantage | a) High technology ; good surface ; high quality etc |
Terms & Conditions | Price Item | FOB , CFR , CIF or as negotiation |
Payment | T / T , LC or as negotiation |
Delivery Time | 30 working days after received your deposit ( Normally according to
the order quantity ) |
Package | Plywood case or as per customer’s requirement |
Quality Requirement | Mill Test Certificate will be supplied with shipment , Third Part
Inspection is acceptable |
Quality | Test | 100% PMI test ; Size test etc |
Market | Main Market | Europe , Middle East , Southeast Asia , South America . Etc |



Hebei Zexu Pipe Manufacturing Co., Ltd. is a core integrated
company specializing in the import and export of pipeline
equipment, construction materials and pesticides. It has a history
of 20 years in the pipe fitting industry. The company mainly
produces and operates steel pipes and pipe fittings. The products
operated are widely used in petroleum, chemical, aerospace, power
stations, energy, environmental protection, boilers, heat
exchangers, ships, subways, pharmaceuticals, breweries,
construction, engineering renovation, etc. The company has passed
ISO9001: 2000 quality system certification and is a safety
registered enterprise for pressure pipeline component manufacturing
units. Our company is a member of the accessory supply network of
the State Power Corporation, China National Petroleum Corporation,
and China Petrochemical Corporation. High-quality products and
services have been praised by customers. The main products produced
by the company are steel elbows (45°, 90°, 180° 1 times, 1.5 times,
2--8 times), reducing elbows, elbows, tees, crosses, reducers ,
Integrated manifolds, flanges, sockets, heads, connection
sockets/carbon steel elbows, stainless steel elbows, alloy elbows,
seamless elbows, stamping elbows, hot pressing elbows, push elbows,
large Caliber elbow, socket elbow, high pressure elbow,
wear-resistant elbow, thick wall elbow, flat welding flange, butt
welding flange, high neck flange, neck flange, large flange, high
pressure flange , Carbon steel flanges, stainless steel flanges,
threaded flanges, insulating flanges, blind flanges, flanges,
raised face flanges, marine flanges, flanged flanges, socket
welding flanges, raised face welding Flanges, marine standard
flanges, wind power flanges, power flanges, forged flanges, and
other pressure-bearing pipelines high, medium and low pressure pipe
fittings series products, pipe fitting performance indicators:
DN≤2400mm, S≤110mm, PN≤28.22Mpa T≤546℃ , Product material: carbon
steel series, alloy steel series, stainless steel series, X-grade
pipeline steel series (X52, X65, X70), etc.; main materials are
divided into: carbon steel: 10#, 20#, A3, Q235A, 20G, 16Mn , ASTM
A234, ASTM A105 Q345, ST J55 X42, X52, X60, X70 stainless steel:
ASTM A403, 1Cr18Ni9Ti, 0Cr18Ni9, 00Cr19Ni10, 00Cr17Ni14Mo2, 304,
304L, 316, 316L. Alloy steel: 16Mn, 16MnR, 16MnD, Q345E, 09MnNiD,
P11, Cr5Mo, 12Cr1MoV, 10CrMo910, 15CrMo, 12Cr2Mo1, A335P22,
St45.8/Ⅲ, A10bB. The company's pipe fittings products have passed
the technical appraisal of Hebei Province and the National Electric
Power Planning and Design Institute respectively, and five series
of products have been listed as scientific and technological
achievements of Hebei Province. The company's main products have
successively won the "High-tech Products of Hebei Province",
"High-quality Products of Hebei Province", "Famous Brand Products
of Hebei Province" and "Quality Trustworthy Products of Hebei
Province". The company's "Guoshang" brand trademark was rated as
"Hebei Province Famous Brand" ". The company's pipe fittings
products are mainly sold to oil, natural gas, chemical, electric
power, metallurgy, pharmaceutical, shipbuilding, urban construction
and other industries, and are exported to Sudan, Pakistan, Iran,
Syria, Indonesia and other countries and regions along with our
foreign projects.