API 6A Expanding Gate Valves
API 6A Expanding gate valve is designed for mainly used in the thermal recovery wellhead, prodcution trees and manifolds. Which is super high temperature (upto Class Y according to API 6A) working condition. It's strictly designed and manufacturing according to API 6A, API 6D and NACE MR-0175 latest edition.
Feature:
1. Forged Body & Bonnet,
2. Metal-to-metal body/bonnet seal.
3. Low operation torque.
4. Gate guides retain body lubricants and protect gate surface.
Avalaible Specication:
|
Material requirements |
|
Service Conditions |
Trim |
Body and Bonnet Materials |
Stem Materials |
Gate Materials |
Seat Materials |
|
API 6A Classification |
|
|
|
|
|
|
General Service |
AA |
Alloy Steel |
Alloy Steel |
Alloy Steel / Hard Facing |
Alloy Steel / Hard Facing |
|
General Service |
BB |
Alloy Steel |
AISI 410 |
AISI 410 / Hard Facing |
AISI 410 / Hard Facing |
|
General Service |
CC |
Stainless Steel 13% Cr. |
AISI 410 |
AISI 410 / Hard Facing |
AISI 410 / Hard Facing |
|
Sour Service |
DD |
Alloy Steel |
Alloy Steel |
Alloy Steel / Hard Facing |
Alloy Steel / Hard Facing |
|
Sour Service |
EE |
Alloy Steel |
AISI 410 |
AISI 410 / Hard Facing |
AISI 410 / Hard Facing |
|
Sour Service |
FF |
Stainless Steel 13% Cr. |
AISI 410 |
AISI 410 / Hard Facing |
AISI 410 / Hard Facing |
|
Sour Service |
HH |
Alloy Steel clad * |
Inconel 718 |
Inconel 718 / Hard Facing |
Inconel 718 / Hard Facing |
|
Temperature ratings |
|
Temperature Classification |
Operating Range |
|
|
°F from min. up to Max. |
°C from min. up to Max. |
|
|
min. |
Max. |
min. |
Max. |
|
K |
-75 |
180 |
-60 |
82 |
|
L |
-50 |
180 |
-46 |
82 |
|
P |
-20 |
180 |
-29 |
82 |
|
R |
Room temperature |
Room temperature |
|
S |
0 |
150 |
-18 |
66 |
|
T |
0 |
180 |
-18 |
82 |
|
U |
0 |
250 |
-18 |
121 |
|
V |
35 |
250 |
2 |
121 |
HONGON Machinery & Technology Co., Ltd is a Shanghai based Multi-faced petroleum equipment parts machining solutions provider. A global supplier consisting of supply chain employing the latest technology in precision machining, process controls, quality system and supply chain management. As a smart manufacturer, our mission is to be a reliable supplier, provide flexible, precision machining service in highest quality with competitive price for our client.
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