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CLASSIFICATION
Cast and forged steel valves for oil and gas systems

Pressure self sealing gate valve

Category:

Gate valve and globe valve

Consultation Hotline:

0086-512-6270-1855

technical manual

Product Message

Product characteristics

technical specifications

Product parameters

*Sealing ring: 4 inches and below stainless steel+graphite; Stainless steel over 4 inches;

part	Standard materials	stainless steel	low-temperature environment	high temperature environment	acidic environment
valve body	ASTM A216 WCB	ASTM A351 CF8M	ASTM A352 LCC	ASTM A217 WC9	ASTM A216 WCB
Sealing surface	ASTM A105N+STL.6	ASTM A182 F316+STL.6	ASTM A350 LF2+STL.6	ASTM A182 F22+STL.6	ASTM A105N+STL.6
piston	ASTM A216 WCB+Cr13	ASTM A351 CF8M	ASTM A352 LCC	ASTM A217 WC9+Cr13	ASTM A216 WCB+Cr13
valve stem	ASTM A182 F6a	ASTM A182 F316	ASTM A182 F316	ASTM A182 F6a	ASTM A182 F6a(NACE)
packing box	ASTM A105	ASTM A182 F316	ASTM A350 LF2	ASTM A182 F22	ASTM A105N
*Sealing ring	Stainless steel and graphite	Stainless steel and graphite	Stainless steel and graphite	Stainless steel and graphite	Stainless steel and graphite
Packing ring	ASTM A276 410	ASTM A276 316	ASTM A276 316	ASTM A276 410	ASTM A276 410(NACE)
pendant collet	ASTM A182 F6a	ASTM A182 F316	ASTM A182 F316	ASTM A182 F6a	ASTM A182 F6a(NACE)
bonnet	ASTM A216 WCB	ASTM A351 CF8M	ASTM A352 LCC	ASTM A217 WC9	ASTM A216 WCB
filler	graphite	graphite	graphite	graphite	graphite
Valve cover bolt	ASTM A193 B7	ASTM A193 B8	ASTM A320 L7	ASTM A193 B16	ASTM A193 B7M
Bonnet Nut	ASTM A194 2H	ASTM A194 8	ASTM A194 7	ASTM A194 4	ASTM A194 2HM
supporting bolt	ASTM A193 B7	ASTM A193 B8	ASTM A320 L7	ASTM A193 B16	ASTM A193 B7M
Supporting nut	ASTM A194 2H	ASTM A194 8	ASTM A194 7	ASTM A194 4	ASTM A194 2HM
filler plate	ASTM A105N	ASTM A182 F316	ASTM A350 LF2	ASTM A182 F22	ASTM A105N
Gland	ASTM A276 410	ASTM A276 316	ASTM A276 316	ASTM A276 410	ASTM A276 410(NACE)
Packing plate seat	ASTM A216 WCB	ASTM A351 CF8M	ASTM A352 LCC	ASTM A217 WC9	ASTM A216 WCB
Steering joint bolt	ASTM A193 B7	ASTM A193 B8	ASTM A320 L7	ASTM A193 B16	ASTM A193 B7M
Steering joint nut	ASTM A194 2H	ASTM A194 8	ASTM A194 7	ASTM A194 4	ASTM A194 2HM
Supporting components	ASTM A216 WCB	ASTM A351 CF8M	ASTM A352 LCC	ASTM A217 WC9	ASTM A216 WCB
stem nut	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2
glib	carbon steel	stainless steel	stainless steel	carbon steel	carbon steel
locking nut	carbon steel	stainless steel	stainless steel	stainless steel	stainless steel
handwheel	nodular cast iron	nodular cast iron	nodular cast iron	nodular cast iron	nodular cast iron
screw	carbon steel	stainless steel	stainless steel	carbon steel	carbon steel
handwheel nut	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2	ASTM A439 D-2