Zhejiang, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

High Quality Spiral Wound Gasket, Spiral Wound Gasket with Outer Ring, Swg manufacturer / supplier in China, offering ASME B 16.20 Flexible Graphite Spiral Wound Gasket Manufacturer, Oval Ring Joint Gasket, Spiral Wound Gasket for Flange and so on.

Diamond Member Since 2007
Audited Supplier
Supplier Homepage Products Gasket & Washer ASME B 16.20 Flexible Graphite Spiral Wound Gasket Manufacturer

ASME B 16.20 Flexible Graphite Spiral Wound Gasket Manufacturer

Min. Order / Reference FOB Price
50 Pieces US $1/ Piece
Port: Ningbo, China
Transport Package: Crate
Payment Terms: L/C, T/T
Type: Flat Gasket
Material: Stainless Steel
Combination Washer Structure: O Type
Certificate: Ios9001
Trademark: According to clients′ requirement
Origin: China

You Might Also Like


Basic Info.

Model NO.
HS Code

The metal Spiral wound gasket is a semi metallic flat gaskets spirally wound by V or W shaped  stainless strip and filling material.Filler is the main body of the gasket and different material is used in different conditions.
ASME B 16.20 Flexible Graphite Spiral Wound Gasket Manufacturer



Product NameIndustrial seal metallic spiral wound gasket carbon steel gasket
Hoop material304,316,316L,Mon400,Inconel,Etc.
spiral Wound gasket coefficientm=2.5-4
Use pressure ≤25MPa
Use temperature of spiral wound gasket-196 C -700 C (not more than 600 C in oxidizing medium)
Minimum pretension ratio Y=68MPa
Flanges standardASME B16.20

1.Basic type:    Tongue and Groove

2.With outer ring:  Raised face and Flat face

3.With inner ring:  Male and Female

4.With inner and outer ring:  Raised face and Flat face

Spiral Wound Gasket Advantages:
1.Have good compression and resilience;
2.With appropriate plasticity, can be tightened to adapt to the sealing surface of the rugged and fill the sealing surface gap to ensure that the system temperature and pressure in the case of alternating with good sealing performance.
3.Has excellent corrosion resistance; in some extreme media is not destroyed, does not produce a large expansion and contraction.
4.High temperature conditions do not soften, no creep; low temperature conditions do not harden, do not shrink.
5.Have sufficient strength, under external load conditions, not crushed; under high pressure, not blown out.

Spiral wound gasket filling material:

FillingSteel bandInner ringOuter ringTemperature(°C)Max operating pressure(kg/cm2)
 SUS 304Carbon steelCarbon steel-200~550250
Graphite wrappingSUS 316SUS 304SUS 304-150~450100
Teflon wrappingSUS 316LSUS 316SUS 316240~260100
  SUS 316LSUS 316L  


Wrapping pad thickness tolerance:

Gasket thickness4.5, 3.2+0.2,-0.1
Ring thickness3.0±0.24

Send your message to this supplier

avatar Mr. Vincent

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now