Material Specifications:
Valve body - 4130/4140 forged alloy steel
Adjusting nut - 4130/4140 forged alloy steel

Plug	-	a)	17-4 PH - standard service
		b)	K-500 Monel - H2S service
		c)	4140 -Q-.P.Q.

Inserts	-	a)	Ductile iron-phosphate coated
		b)	8160 Alloy steel
		c)	Alluminium Nickle Bronze

Plug Seals	-	a)	Buna-N - Standard Service
		b)	Viton - H2S Service

Please contact us for information and exellent price (subject to prior sale).