SourcingAI

stainless steel valve Manufacturers

I have found results from20000+products and10000+suppliers aboutstainless steel valve

Wenzhou Bestway Valve Co., Ltd.mic-icon
Satisfies 2/2 of your requirements
4 Inch ANSI 150lb CF8/304 CF8m/316 Flanged Stainless Steel Ball Valve

4 Inch ANSI 150lb CF8/304 CF8m/316 Flanged Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
ANSI 150lb CF8/304 CF8m/316 Flanged Stainless Steel Ball Valve

ANSI 150lb CF8/304 CF8m/316 Flanged Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
ANSI 150lb/JIS 10K/DIN Pn16 SS304 SS316 Flanged Stainless Steel Ball Valve

ANSI 150lb/JIS 10K/DIN Pn16 SS304 SS316 Flanged Stainless Steel Ball Valve

US$18.00-350.00
30 Pieces(MOQ)
Sample Available
2 Inch ANSI 150lb/300lb Investment Casting Flanged Stainless Steel Ball Valve

2 Inch ANSI 150lb/300lb Investment Casting Flanged Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
High Performance Investment Casting CF8/304 ANSI 150lb Flanged Stainless Steel Ball Valves

High Performance Investment Casting CF8/304 ANSI 150lb Flanged Stainless Steel Ball Valves

US$15.50-350.00
25 Pieces(MOQ)
Sample Available
ANSI 150lb/JIS 10K/DIN Pn16 Flanged Stainless Steel Ball Valves

ANSI 150lb/JIS 10K/DIN Pn16 Flanged Stainless Steel Ball Valves

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
ANSI 150lb CF8/SS304 CF8m/SS316 CF3m/SS316L Flanged Stainless Steel Ball Valve

ANSI 150lb CF8/SS304 CF8m/SS316 CF3m/SS316L Flanged Stainless Steel Ball Valve

US$18.00-350.00
50 Pieces(MOQ)
Sample Available
Class 150 CF8 CF8m Precision Investment Casting Flanged Stainless Steel Ball Valve

Class 150 CF8 CF8m Precision Investment Casting Flanged Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
China ANSI 150lb/300lb CF8 CF8m Flanged Stainless Steel Ball Valve

China ANSI 150lb/300lb CF8 CF8m Flanged Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
DIN3202-F4/F5 Pn16-40 1.4409/316L High Performance Flanged Ends Stainless Steel Ball Valves

DIN3202-F4/F5 Pn16-40 1.4409/316L High Performance Flanged Ends Stainless Steel Ball Valves

US$15.00-350.00
10 Pieces(MOQ)
Sample Available
3/4" ANSI 150lb CF8 CF8m Flange End Stainless Steel Ball Valve

3/4" ANSI 150lb CF8 CF8m Flange End Stainless Steel Ball Valve

US$15.00-480.00
50 Pieces(MOQ)
Sample Available
ANSI 300lb CF8/SS304 CF8m/SS316 CF3m/SS316L Rising Stem Flanged Stainless Steel Gate Valve

ANSI 300lb CF8/SS304 CF8m/SS316 CF3m/SS316L Rising Stem Flanged Stainless Steel Gate Valve

US$35.00-800.00
10 Sets(MOQ)
JIS 10K Scs13/304 Scs14/316 Full Port Manual Flanged End Stainless Steel Floating Ball Valves

JIS 10K Scs13/304 Scs14/316 Full Port Manual Flanged End Stainless Steel Floating Ball Valves

US$15.00-480.00
30 Pieces(MOQ)
Sample Available
Zhejiang Yuzheng Valve Technology Co., Ltd.mic-icon
Satisfies 2/2 of your requirements
China Stainless Steel 304/316/CF8/CF8m/Wcb BSPT/BSPP/NPT Float Control 2PC Ball Valve for Gas/Oil/Water

China Stainless Steel 304/316/CF8/CF8m/Wcb BSPT/BSPP/NPT Float Control 2PC Ball Valve for Gas/Oil/Water

US$1.80-2.00
10 Pieces(MOQ)
Sample Available
CE/ISO Stainless Steel 304/316/CF8/CF8m BSPT/BSPP/NPT Hydraulic Industrial Float Control 2PC Ball Valve with Oval Handle

CE/ISO Stainless Steel 304/316/CF8/CF8m BSPT/BSPP/NPT Hydraulic Industrial Float Control 2PC Ball Valve with Oval Handle

US$2.00-2.20
10 Pieces(MOQ)
Sample Available
Hydraulic Stainless Steel 304/316/CF8/CF8M Clamped 3PC Ball Valve for Water/Oil/Gas

Hydraulic Stainless Steel 304/316/CF8/CF8M Clamped 3PC Ball Valve for Water/Oil/Gas

US$2.00-2.90
10 Pieces(MOQ)
Sample Available
Hydraulic Sanitary Stainless Steel 304/316/CF8/CF8m BSPT/BSPP/NPT/Clamped Control Ball Valve with Mounting Pad

Hydraulic Sanitary Stainless Steel 304/316/CF8/CF8m BSPT/BSPP/NPT/Clamped Control Ball Valve with Mounting Pad

US$2.60-5.00
1 Piece(MOQ)
Sample Available
Stainless Steel CF8/CF8m NPT/BSPT/BSPP Hydraulic Industrial Thread Water Gate Valve for Control

Stainless Steel CF8/CF8m NPT/BSPT/BSPP Hydraulic Industrial Thread Water Gate Valve for Control

US$0.60-1.10
10 Pieces(MOQ)
Durable Stainless Steel 304/316 BSPT/BSPP/NPT Threaded Vertical Non Return/Check Valve

Durable Stainless Steel 304/316 BSPT/BSPP/NPT Threaded Vertical Non Return/Check Valve

US$1.80-2.00
10 Pieces(MOQ)
Sample Available
Stainless Steel SS304/SS316/CF8/CF8m Sanitary SMS/3A/ISO/DIN Pneumatic/Electric Actuator Diaphragm Valve for Plumbing

Stainless Steel SS304/SS316/CF8/CF8m Sanitary SMS/3A/ISO/DIN Pneumatic/Electric Actuator Diaphragm Valve for Plumbing

US$0.60-2.00
10 Pieces(MOQ)
Sample Available
Hydraulic Stainless Steel CF8/CF8m BSPT/BSPP/NPT M/F Threaded Mini Float Ball Valve for Faucet

Hydraulic Stainless Steel CF8/CF8m BSPT/BSPP/NPT M/F Threaded Mini Float Ball Valve for Faucet

US$1.80-2.00
20 Pieces(MOQ)
Sample Available
Pn16/Pn40/Class 150/300 Stainless Steel SS304/SS316/CF8/CF8m/Carbon Steel/Cast Iron BSPT/NPT/BSPP Flanged/Threaded Globe Valve for Industrial Use

Pn16/Pn40/Class 150/300 Stainless Steel SS304/SS316/CF8/CF8m/Carbon Steel/Cast Iron BSPT/NPT/BSPP Flanged/Threaded Globe Valve for Industrial Use

US$1.10
10 Pieces(MOQ)
Sample Available
Stainless Steel 304/316/CF8/CF8m/Wcb/Industrial/High Pressure/Electric/Pneumatic Actuator/150lb/300lb/Pn16/Pn25/2PC Float Flange Ball Valve for Water Systems

Stainless Steel 304/316/CF8/CF8m/Wcb/Industrial/High Pressure/Electric/Pneumatic Actuator/150lb/300lb/Pn16/Pn25/2PC Float Flange Ball Valve for Water Systems

US$1.50-3.00
10 Pieces(MOQ)
2 Inch Pn16/Pn40/Class 150/300 Stainless Steel SS304/SS316/CF8/CF8m/Wcb Industrial 2PC Float Flanged Ball Valve with ANSI/JIS/DIN/GB

2 Inch Pn16/Pn40/Class 150/300 Stainless Steel SS304/SS316/CF8/CF8m/Wcb Industrial 2PC Float Flanged Ball Valve with ANSI/JIS/DIN/GB

US$2.00
10 Pieces(MOQ)
Sample Available
Stainless Steel 304/316/CF8/CF8m/Wcb/Ci Double Disc/Single Disc Pressure Relief/Non Return Wafer Check Valve

Stainless Steel 304/316/CF8/CF8m/Wcb/Ci Double Disc/Single Disc Pressure Relief/Non Return Wafer Check Valve

US$0.50-2.50
10 Pieces(MOQ)
Sample Available

Sourcing guidance for Stainless Steel Valve

What are the key material grades for stainless steel valves and how do I choose between them?

The most common grades are SS304 and SS316. SS304 is suitable for general water and food-grade applications due to its excellent corrosion resistance and cost-effectiveness. However, for marine environments, chemical processing, or high-chloride applications, you must specify SS316 or SS316L, as the addition of molybdenum provides superior resistance to pitting and crevice corrosion.

Which international compliance standards should I verify before purchasing?

To ensure safety and interoperability, valves must adhere to specific standards. For the US market, look for ANSI/ASME B16.34 (valves-flanged, threaded, and welding end) and API 608/6D for oil and gas. For European markets, CE marking and PED (Pressure Equipment Directive) 2014/68/EU are mandatory. Additionally, ensure the manufacturer holds ISO 9001:2015 certification for quality management.

How do I determine the correct pressure rating and connection type for my project?

You must match the valve's Nominal Pressure (PN) or Class (e.g., Class 150, 300, 600) to your system's maximum operating pressure. Common connection types include Threaded (NPT/BSPT) for small pipes, Flanged for easy maintenance in industrial lines, and Socket Weld for high-pressure leak prevention. Always confirm the Face-to-Face dimensions to ensure the valve fits into existing piping gaps.

What functional tests should I request from the supplier to ensure product reliability?

Request a Pressure Test Report according to API 598 or EN 12266-1, which includes shell strength tests and seat leakage tests. For critical applications, ask for a Material Test Report (MTR) or Mill Test Certificate (MTC) to EN 10204 3.1 to verify the chemical composition and mechanical properties of the stainless steel used.

Cross-Border Procurement Risks and Strategic Advice for Stainless Steel Valves

How can I mitigate the risk of receiving sub-standard material grades?

Material fraud is a common risk. You should hire a third-party inspection agency (like SGS or Intertek) to perform a PMI (Positive Material Identification) test before shipment. This handheld X-ray analysis confirms the exact alloy composition, ensuring you aren't receiving SS201 labeled as SS304.

What is the best strategy for negotiating with Chinese valve manufacturers?

Focus on Total Cost of Ownership (TCO) rather than just the unit price. Negotiate based on volume tiers and ask for spare parts (like O-rings and gaskets) to be included in the bulk price. For long-term partnerships, suggest a staged payment plan (e.g., 30% deposit, 70% after inspection but before shipping) to maintain leverage over quality.

How should I handle shipping and logistics for heavy industrial valves?

Stainless steel valves are heavy and prone to surface scratches. Ensure the contract specifies seaworthy packaging, such as fumigated plywood crates with individual plastic wrapping and internal bracing. For large orders, FOB (Free On Board) is recommended so you can control the freight costs and choose a carrier experienced in handling industrial hardware.

How can I ensure transaction security when sourcing from overseas?

Utilize secure sourcing platforms like Made-in-China.com, which offers Audit Reports and Diamond Member verification for suppliers. Always use Trade Assurance or Escrow services provided by the platform to ensure your payment is only released once the shipping documents are verified and the goods meet the agreed-upon specifications.

Related queries