.:Materials

The materials for body/ bonnet or cap and other internal and external parts available are :

A) Body/ bonnet or cap

• ASTM A105 (normalised as a standard)
• ASTM A182 F304 or F304L
• ASTM A182 F316 or F316L
• ASTM A350 LF2
• ASTM A182 F5
• ASTM A182 F11

B) Trim

• API 602, 7th edition, October 1998, numbers 1, 2, 5, 8, 9, 10, 12, 15 & 16

C) Gasket

• 316+graphite spiral wound
• 316+PTFE spiral wound

D) Gland Packing

• Graphite (top and bottom rings braided) with corrosion inhibitor
• PTFE

E) Body/ bonnet cap bolting

• ASTM A193 B7 (for Carbon steel)
• ASTM A193 B7M (for NACE application)
• ASTM A193 B8 (for stainless steel)
• ASTM A193 B8M (for stainless steel)
• ASTM A 320 L7 (for low temperature LF2)