PETROL STEEL CO., LTD is leading manufacturer and stockist of G-lok clamp connector in China.
This is our top characteristic products for higher pressure higher temperature flanges, usually called Clamp Connector.
grayloc, vector, G-lok and P-lok are the famous brands in the world.
In order to shorten the delivery time and save the cost for our worldwide clients, we invent P-lok a dozen years ago. Compared to other lok (Clamp Connectors), P-lok owns more and better compatibility with 2 or more standard such as GB, API, EN, DIN, GOST in one set.
The more important point, P-lok owns extremely low maintenance rate. If any components need changing beyond the warranty period, it will only cost 1-2 weeks with a very economical cost to finish the jobs. P-LOK Clamp Connectors are lighter, smaller, faster to make and break, and easier to maintain than traditional flanges.
The composition of P-LOC:
Clamp Connectors High-Pressure Flanges P-LOC contains 4 parts: 2 HUBs, 1 metal seal ring, 1 pair clamps, 4 sets of bolts and nuts. The HUBs will be connected/welded with pipes.
Pipe Clamp Connector P-LOC design and manufacture technical standard
GB150-1998 Steel pressure vessel
HG20582-1998 Steel Chemical Vessel Strength Calculation Standard
JB 4726-2000 Carbon Steel and low-alloy Steel Forgings used for Pressure Vessel
JB4728-2000 Stainless Steel used for Pressure Vessel
ANSI B-36.10 Dimensions and weights for
API 5L pipedard
The types of Grayloc Clamp connector High-Pressure Flanges
HUB Connectors
Pipe Clamp Connector
Tube Clamp Connector
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