Stainless steel AISI 4130 Wellhead Coupling

Overview Quick Details

Place of Origin:
Brand Name:
Model Number:
oil/gas/ offshore equipment, wellhead x-mas
Flange Type:
CNC Machining
Flange material:
PED4.3 AD2000,EN10204-3.1
Quality control:
100% inspection before shipment
Free fumigation fully enclosed wooden cases.
Drawing Format:
better supplied

Supply Ability

Supply Ability:
10000 Piece/Pieces per Month

Packaging & Delivery

Packaging Details
Enclosed wooden cases. Or other ways according to goods
Qingdao Port / any other port in China
Lead Time :
Quantity(Pieces) 1 – 5000 >5000 Est. Time(days) 30 To be negotiated

Online Customization

Product Description

We maily supply customized processing services according to custom’s drawings or requirements on detailed specifications.

We specialize in manufacturing and exporting all kinds of the Precision Metal Parts, CNC Parts, Casting Parts, forged Parts, EPT Parts, such astubesheet, flange, ring and sleeve, CNC machining aluminum, gear, forged block&mould base, dish head . etc.

Any Special Requirement, Please Leave Message Below.

Product Types Custom Made Metal Machinery Fittings Material Carbon steel, Stainless Steel, Duplex Stainless Steel, Copper, Clad Material. Standard ASTM, AISI, DIN, EN, AS. Production Process Forging, Heat Treatment, CNC Machining. Machining Range Outer Diameter Max 3000mm, Length Max 12000mm. Product Precision Tolerance:0.01mm,Roughness:Ra0.4,Concentricity:0.01mm,Roundness:0.005mm. Certifications PED4.3 AD2000,EN10204-3.1(Certificate No.:DGR-0036-QS-W 728/2015/MUC). Main Export Area Europe,Middle East,Oceania,North America.

Forged Sleeve Show

Coupling/Bull Plug

Specifications: Φ60.3×Φ17.1×102 Material: AISI 4130 Blank State: ForgingsHeat Treatment State: Quenching Tempering Application: Wellhead & X–Max Equipmnet

Bearing Cup

Specifications: Φ282×Φ200×253 Application: wellhead& X–Max equipment

Material: A216-WCB Blank State: Forgings HeatTreatment State: Quenching Tempering

Bearing Cup

Material:AISI 4130 Specifications:Φ87×Φ32.4×203.9 Blank State:Forgings

Heat Treatment State:Quenching Tempering Application: wellhead& X–Max equipment

Gland Nut Application: wellhead & X–Max Equipment

Control Plug

Material:AISI 410 Specifications:M20×47 Application: Wellhead & X–Max EquipmentBlank State:Forgings Heat Treatment State:Quenching Tempering

Gate Lift nut Application: wellhead& X–Max Equipment


Material:42CrMo4 QT Specifications:Φ356×Φ282×478 Blank State:Forgings

Heat Treatment State:Quenching Tempering Machining State:CNC Allpication: Mine Equipment

Customized Material Bushing Application: Mine

Material:PBC2A Specifications:Φ187×Φ110×192 Blank State:Centrifugal Casting Machining State:CNC

Housing, Application: Mine INdustry

Application: Power

Material:X12Cr13 Specifications:Φ530×Φ420×550 Blank State:Forgings

Heat Treatment State:Quenching Tempering Machining State:CNC

Bronze Bearing House

Order Method:Custom machining according to drawing Material:Bronze + Steel (C45) Specifications:□177.8×Φ114.3×301.752 Machining State:CNC Application: Mine Industry

Column Pipe Coupling. Application: PetrochemicalSpecifications:Φ241.3×Φ214.82×117.5 Material:C95200 Blank State:Centrifugal Casting

Heat Treatment State:Solution Machining State:CNC

Shaft Support Application: Mine Industry

CertificationsOur Company

Hangzhou Vast Industry Co., Ltd is a production enterprise of Forgings, Castings and Machining Parts, located in the world famous town of blacksmiths–Zhangqiu`China,covers an area of 16,000 square meters, 85 employees, achieve annual sales: more than 80 million.

Certifications: Manufacture License of Special Equipment People’s Republic of China, ISO9001-2008 Quality Management System, PED4.3 and AD2000, the People’s Republic of China Contract-abiding and Credit-abiding Company. Mainly equipped: 2 sets of 8 Tons Forging Hammer, 2 sets of Bench-type Normalizing Furnace, 3 sets of Well-type Quenching Furnace, 3 units of Solid Solution Tanks, 1 set of Vacuum Heat Treatment Furnace, 5 sets of Vertical Lathes, 18 sets of Horizontal Lathes, 6 sets of Machining Centers, 1 set of Three-coordinates. Various of: Physical and Chemical, UT, Hardness, Roughness, Dial Indicator, micrometer and other testing tools more than 50 units.VAST provides core products for many world-renowned companies, such as: "Spare Parts for American Ford Car Shell Production Line, Clutch for Engine of Belarus Civil Aviation Aircraft, Propeller Shaft for British Civil Ships , Iran Nuclear Power Tube Sheet for Heat Exchanger, etc", besides, we provided successful precision machining for the shaft of combination pumps , which are the core components of South to North Water Diversion Project during 12th Five-Year. Products are sold to: North America, Europe, South Africa, Middle East, Australia and other countries. Widely praised by: aerospace, military and civilian ships, communications and transportation, medical equipment, petrochemical and other industries.VAST leads the development of enterprises with technological innovation and makes positive contributions to building a "resource-saving and environment-friendly" society.

Packing & Delivery

1.Antirust treatment will be retreated before packing (except stainless steel).2.After antirust treatment or no need rust carry out sponges and winding membranes package.3.All the products are packed in fully enclosed wooden cases. Wooden case is free fumigation and suitable for shipping, wooden inwall has anti bump and moistureproof film.4.At the wooden case bottom have 180mm supporting leg, convenient forklift and crane lifting rope handling.5.After packing finished use steel seal to sealing and fixing.


Q: Are you trading company or manufacturer ?A: We are passed China and European Union authorized the special equipment production administrative licensing’s entity factory,and have 20 years’ history so far.Q: How long is your delivery time?A: The general delivery date is 30 days, and we allow 10 days under special situation.Q: What is your terms of payment ?A: T/T, L/C. Remarks: We have Kunlun bank account convenient Iran country large-scale transactions.