Nai-Lok Dbb Double Block and Bleed Ball Valve with Screwed Bonnet Construction

• Media: Gas
• Certification: ISO
• Temperature: Ordinary Temperature
• Connection: Flange
• Valve Seat: Single-Seat
• Structure: Spring Diaphragm
• Model NO.: DBB
• Material: Stainless Steel
• Max Inlet Pressure: 6000psi
• Operating Temperature: -26ºC -74ºC
• Flange Size: 1/2"-2"
• Specification: 1/2 -1"
• Trademark: Nai Lok
• Origin: China
• Production Capacity: 1000000pieces/Years

Product Description

Product Description
Features

Features:
1.ANSI B16.5 flanged inlet connections 1/2" to 3" sizes
Class 150 rated to class 2500 rated.
2.1/2"-1" FNPT thread outlet to ANSI/ASME B1.20.1(Depending on bore size)
3.1/2"FNPT thread vent connection to ANSI/ASME B1.20.1
4.Standard materials of stainless steel ASTM A182 F316/F316L
5.Optional materials include super duplex,Monel,Hastelloy,Inconel
6.Raised face to ring type joint flange styles
7.One-piece forged construction flange as standard
8.Fire safe desined.