WENZHOU JINGWEI SEAL TECHNOLOGY CO., LTD
| Payment Type: | L/C,T/T,Paypal |
| Incoterm: | FOB,CIF,EXW |
| Transportation: | Ocean |
| Port: | Ningbo Port,Shanghai Port |
Brand: JINGWEI
| Selling Units | : | Bag/Bags |
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PRODUCT DESCRIPTION
Bonnet Seal Ring Gasket Sizes
We currently offer bonnet gaskets for Type MS check valves in two sizes:
1-13/16” - 2-1/16” 5M-20M
3-1/16” - 4-1/16” 5M-20M
If you need help identifying the size needed, please contact us for personal assistance. We may also have compatible parts in stock that aren’t currently listed.
Competitive Pricing on Quality Bonnet Gaskets
Replacement parts for the oil and gas industry don’t have to be expensive. Heshka Oil has made a name in the industry by producing a variety of equipment that meets API standards using high-grade materials that can withstand the workload. By bringing the order and distribution process online we’re able to cut costs and pass the savings on to our customers.
API 6A Monogrammed MS Check Valves
Primary features:
1. Resistance to high temperature and pressure, suitable for high pressure flange
2. Excellent temperature resistance. Permanent temperature range -200℃to +550℃
3. Very high operating pressure limits (320 bar)
4. Good chemical resistance
5. High-grade, reinforced and blow out safe gasket as per UW (Healty and safety at Work Act), high operating safe
6. Very low leakage rate, meets TA-LUFT requirement
7. No ageing, no embitterment, even at high temperature
8. Asbestos-free, physiologically harmless, disposal with domestic waste
9. Good handling during transport, installation and removal. Mechanically stable, scratch-resistant
Related products:
ASME B16.20 Ring Joint Gaskets, API 6A Ring Joint Gaskets, API 17D Ring Joint Gaskets, Non-standard Ring Joint Gaskets
We can offer more than 30 kinds of materials, such as 321SS, 347SS, 316SS, 304SS, Inconel 625, Monel 400, INCOLY 825, Nickel 200, Duplex F44, soft iron, low carbon steel and so on. We have over 10 years experience in export business. Our products are sold to Southeast Asia, Middle East, Europe and America and well appreciated by our clients.
Thus Gasket supplies ring joint gaskets (RTJ gasket) with the hardness numbers as follows:
| GASKET MATERIALS | BRINELL HARDNESS NUMBER (max) | ROCKWELL HARDNESS NUMBER (max) | IDENTIFICATION |
|---|---|---|---|
| Soft iron | 90 | 56 | D |
| Low carbon steel | 120 | 68 | S |
| 4-6% Chrome 1/2% molybdenum | 130 | 72 | F5 |
| 304 Stainless Steel | 160 | 83 | S304 |
| 316 Stainless Steel | 160 | 83 | S316 |
| 347 Stainless Steel | 160 | 83 | S347 |
| Material | Identification | Material No. | Hardness | Temperature (oC) | |
| Min | Max. | ||||
| Soft Iron | D | – | 90 | -40 | 500 |
| Low Carbon Steel | S | – | 120 | -40 | 500 |
| Stainless Steel 304 | 304SS | 1.4301 | 160 | -250 | 550 |
| Stainless Steel 304L | 304L SS | 1.4306 | 160 | -250 | 550 |
| Stainless Steel 316 | 316SS | 1.4401 | 160 | -100 | 550 |
| Stainless Steel 316L | 316L SS | 1.4404 | 160 | -100 | 550 |
| Stainless Steel 321 | 321SS | 1.4541 | 160 | -250 | 550 |
| Stainless Steel 347 | 347SS | 1.4450 | 160 | -250 | 500 |
| Stainless Steel 410 | 410SS | 1.4000 | 170 | -20 | 850 |
| Aluminum | Al | 3.0255 | 30 | -250 | 300 |
| Copper | Cu | 2.0090 | ca.80 | -250 | 400 |
| Brass | CuZn37 | 2.0321 | ca.60 | -100 | 350 |
| Nickel 200 | Ni200 | 2.4066 | 110 | -250 | 600 |
| Monel 400 | 400 | 2.4360 | 150 | -125 | 600 |
| Inconel 600 | 600 | 2.4816 | 150 | -100 | 950 |
| Hastelloy B2 | B2 | 2.4617 | 230 | -200 | 450 |
| Titanium | Ti | 3.7025 | ca.215 | -250 | 350 |
Marking and Identification (standard):
The outer surface of each Ring Type Joint should show the manufacturer’s name or a trademark, the gasket number like R67, RX37 or BX155, gasket’s material in abbreviation(check below our chart), as well as the standards like ASME B16.20, API 6A, API 17D, etc
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