Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) to GB/T 4622 / ASME B16.20. Full dimensional table, materials, finishes and quotation. 10 sizes listed.
Technical Drawing
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Sends the selected values to the quote form below.
Request a Quotation for Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090)
Tell us the size, material, finish and quantity you need for Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) (GB/T 4622 / ASME B16.20) and our team will respond within one business day. Click "Request this configuration" on the drawing above to send the parameters you just chose straight into this form.
Every row below is a starting point for the customizer above — pick any size and the drawing will redraw to that row.
Nominal pipe size
Inner diameter d1 (mm)
Outer diameter d2 (mm)
Thickness t (mm)
Winding material
Reference standard
DN15
22
42
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN20
27
49
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN25
34
59
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN32
43
69
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN40
49
75
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN50
61
87
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN65
77
109
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN80
89
121
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN100
115
149
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
DN150
169
205
4.5
304SS + flexible graphite
GB/T 4622 / ASME B16.20
Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) are washers manufactured to GB/T 4622 / ASME B16.20. This page lists the full dimensional range with the key specifications engineers need to select and specify them.
What Are Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090)?
Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) are washers defined by GB/T 4622 / ASME B16.20. They are selected by thread size and the dimensional characteristics shown below, and are available in a range of materials and finishes to suit the application and environment.
CAD Source Reference
This product page corresponds to the source drawing file 050 金属绕丝垫__金属垫片.svg. Its illustration is rebuilt in JavaScript as a simplified continuous-line technical schematic rather than embedding the original traced SVG.
Materials & Finishes
Common materials include carbon steel (typically zinc plated or hot-dip galvanized), alloy steel in property classes 8.8, 10.9 and 12.9, and stainless steel A2 (304) or A4 (316) for corrosion resistance. Specify the material, property class and surface finish appropriate to your load and environment.
Typical Applications
Load distribution, surface protection and anti-loosening under bolt and nut heads in virtually all bolted joints.
Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) are stocked and supplied to order. Pricing starts from approximately US$0.010 per piece for standard sizes in carbon steel; final pricing depends on size, material, finish and order quantity (MOQ applies). Submit your exact configuration with the quote form above.
Frequently Asked Questions
What standard and drive type do Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) use?
Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) are manufactured to GB/T 4622 / ASME B16.20 and use the standard drive for this product family. The dimensional values on this page follow that standard.
What sizes are available for Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090)?
The table on this page lists 10 sizes for Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090), ranging from DN15 to DN150. Sizes outside the table can be quoted on request.
In which materials are Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) supplied?
Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090) are supplied in carbon steel (zinc plated / HDG) and stainless A2 / A4, with finishes including zinc plating, hot-dip galvanizing and black oxide. Choose material and finish to suit the load and the service environment for Spiral-Wound Metal Gasket — GB/T 4622 / ASME B16.20 (Series 090).
How do I request a quotation?
Use the parametric drawing on this page to set the exact configuration (size, material, finish) and click "Request this configuration" — a specialist from engineeringhardware.com will respond within one business day.
