Product Details
Forging Steel NPT & SW End Globe Valve
1. Self-centered pressure plate and sleeve type;
2. Valve disc may be changed to throttling type, needle type, ball
type and check type.
3. Full bore or reducing bore;
4. One-piece upper sealing seat;
5. Bolted connection, spiral wound gasket sealed bonnet, threaded
connection, all welded sealed bonnet, and threaded connection with
inside pressure self- tightened bonnet;
6. Outside screw and yoke (OS&Y)
Coosai Forged steel globe valves are provided with three types of bonnet design. Firstly bolted bonnet, with valve body and bonnet
bolted, spiral wound gasket (made of 304 with flexible graphite) or sealed
by metal ring junction. Secondly, welded bonnet, with the body and
bonnet threaded, all welded seal. Full penetration welded
connection may apply in case of customer's special request.
Thirdly, pressure self- tightening bonnet, with the body and bonnet
threaded, sealed by inside pressure self- tightening ring.
Application Sheet:
1. Dimensions of Connection End :
1) Socket dimensions to ANSIB16.11;
2) Thread end dimensions to ANSI B1.20.1;
3) Butt-weld end dimensions to ANSIB16.25;
4) Flange end dimensions to ANSIB16.5.
2. Design and manufacture: API 602
3. Structural Features:
Bolted bonnet (B.B) and outside screw and yoke (OS&Y)or welded
bonnet (W.B) and outsidescrew and yoke (OS&Y).
4. Valve check and test:API 598;
5. Material to the specifications of ANSI/ASTM.
6. Class: 800LB~2500LB
7. Size:1/2"~ 2"
Company Profile
Company Introduction
Coosai a specialized valve manufacturer which has 30 years’
experience in the design and manufacturing of quality engineered
valves.
Coosai has a sound organization structure, professional technical
capacity, advanced manufacturing and testing equipment, rigorous
quality control system and well trained service staff. There is a
real technical proficiency at Coosai with an organization to
produce and supply valves according to any specific requirements
the customer may ask.
Coosai workshops cover an area of 12000 square meters. Total
registered asset is RMB 80 million. Besides ISO9001:2008 quality
management and QC system, Coosai has the capability in offering
varied products by virtue of over 100 sets large scale CNC lathes,
testing equipment and computerized control valve testing and
calibration bench. Nondestructive testing equipment include
PT,UT,MT and RT are available.
Coosai produces quality Ball Valve, Gate valve, Globe valve and
Check Valve, Knife gate valve and Segment Ball Valve, Control
valves and Butterfly Valves. Valve size from 1/2”—60”,pressure from
150LB-2500LB,temperature range from -196ºC to 610 ºC, connected
with manual, pneumatic, electric, hydraulic operator etc.
Coosai valves are CE PED 97/23/EEC, API 6D-0749, API6A-1199,API607
(fire safe) and TS certified. Coosai is Tier One supplier for
SINOPEC and CNPC.
Coosai is dedicated to offering the best configuration and satisfy
client’s expectations and their eventual commitments.
We look forward to meeting all distinguished clients and industry
experts and sincerely welcome all your valuable inquiries.