spiral wound gasket from China manufacturer - Ningbo Gaote Sealing Co.,Ltd

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: got-410

Brand Name: gaote

Trademark:gaote;

GOT-400 Spiral Wound Gasket is accumulated, hovered and wound, and spot welded beginning and end terminal by V-shaped or W-shaped stainless steel and non metal filler, which has good compression elasticity, and is suitable for the sealing parts with temperature and pressure altering violently. It is a static sealing parts used for such flange connecting joints as pipeline, valve, bump, heat exchanger, tower, manhole, and hand hole, etc. It is widely applied in departments as petrochemical, mechanical, electric power, metallurgy, boat building, medical, atomic energy, and aerospace, etc.

Product standard:
We can produce according to standards as ANSI B 16.20,MSS SP-44,API 605,DIN,JIS,JPI,BS 1560,JG/T,GB/T,HG,SH, etc. Or the demands can be designated in detail by clients. E.g. the gasket used for heat exchanger and with ribs, please provide the detailed drawings.

Gasket type:

Product name	Code	Suitable for	Expression example
Basic type metal spiral wound gasket	400 A	Tenon slot surface	304/PTFE
Metal spiral wound gasket with inner ring	400 B	Male-and-female face	304 304/FG
Metal spiral wound gasket with outer ring	400 C	Convex surface	304/ASB CS
Metal spiral wound gasket with inner and outer ring	400 D	Convex surface	304 304/FG CS
Metal spiral wound gasket with heat exchanger	400 T	Heat exchanger	304/FG with one rib
Special-shaped metal spiral wound gasket	400 S	Special-shaped	Elliptic

If the gasket is used for heat exchanger, generally we recommend the one with φ3.2mm stainless steel inner ring.
The narrow-band form is divided into sticking type and covering type
Selectable material:

Steel belt and the inner and outer ring profile		Filler			General thickness mm
Name	Code	Name	Code	Appropriate Temperature	V-shape Gasket / Ring	W-shape Gasket / Ring
Carbon steel	CS	Asbestos	ASB	500	3.2/2.0 4.5/3.0	4.8/3.0 5.5/4.0 7.5/5.0
Stainless steel	304(L),316(L)	Graphite	FG	650
MONEL	Mon	PTFE	PTFE	250
Ni, Ti	Ni,Ti	Mica	MICA	950
Inconel	INC	Ceramic	CER	1000
Hastelloy, Zr	HAST,ZIRC	Non-asbestos	NAF	300

Generally the material of the inner ring is steel belt, to satisfy the medium and the working condition demands,
The outer ring material is the same as the pipe and the related equipment shell, the carbon steel outer ring is relatively economic.
The detailed order should indicate the detailed material, the used standard, the inside exhaust pipe nominal diameter DN, the pressure grade PN, or indicate the detailed size:
D1:inner diameter of the inner ring;D2: outer diameter of the inner ring;
D3:inner diameter of the outer ring;D4: outer diameter of the outer ring
Writing methods:D1*D2*D3*D4
The default thickness of the gasket is 4.5mm,and the ring 3mm