P690qh Pressure Vessel Steel Plate , ASTM Steel Plate Gnee
P690qh Steel Plate P690qh Hot Rolled Steel Sheet P690qh Carbon Steel Plates
Grade : P690QH
Number: 1.8880
Classification: Alloy special steel with elevated temperature properties
Density: 7.85 g/cm ³
Standard: EN 10028-6: 2009 Flat products made of steels for pressure purposes. Weldable fine grain steels, quenched and tempered
EN 10216-3: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Alloy fine grain steel tubes
EN 10273: 2007 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties
P690QH STEEL With the minimum yield strength at 690 Mpa for steel thickness equal and belows 50mm,weldable fine grain boiler steel plate P690QH is mainly used to manufacture liquid boilers and pressure vessels&tanks in heavy industry all over the world
P690QH Grade has a good weldable and used in high temperature equipment and pressure vessel.
P…Q means the -20 degree and the impact energy is 27J
P…QH means the -20 temperature quality and the impact energy is 27J
P…QL1 means the -40 temperature quality and the impact energy is 27J
P…QL2 means the -60 temperature quality and the impact energy is 27J
P690QH Chemical Composition Max (%)
| Grade | C | Si | Mn | P | S | N | B |
| P690QH | 0.20 | 0.80 | 1.70 | 0.025 | 0.015 | 0.015 | 0.005 |
| Mo | Cu | Nb | Ni | Ti | V | Cr | |
| 0.70 | 0.3 | 0.06 | 2.50 | 0.05 | 0.12 | 1.50 |
P690QH Mechanical Property
| Grade | Thickness | Yield | Tensile | Elongation |
| P690QH | mm | Min Mpa | Mpa | Min % |
| 6-50 | 690 | 770-940 | 14% | |
| 50-100 | 670 | 770-940 | 14% | |
| 100-150 | 630 | 720-900 |
14% |
Specialized in providing steel plate cutting, steel plate processing, steel plate zero cutting, wide and thick plate and other businesses for 12 years
With several advanced CNC steel plate cutting and processing equipment, the monthly agreement amount of 20,000 tons.
Can provide finished products and semi-finished products processing according to customer demand, save manpower, material resources and financial resources for customer.
Q: What is your terms of payment?
A: Normally 30% T/T as the upfront deposit, 70% before delivery. We will show you the photos of products and package before you pay the balance.
Q: What is the terms of delivery?
A: EXW, FOB, CIF, CFR, DDU
Q: What is the terms of packing?
A: Generally, we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customers' requirement.
Q: What is your delivery time?
A: For stocks, we could transport the goods to loading port within 7 days after we received your deposit.
For production period, it usually takes about 15 days - 30 days after receiving the deposit.
Q: Could you produce according to the samples?
A : Yes, we could customer-made by your samples or technique drawings, we could build the mold and fixtures.
Q: Could you provide the compliment samples?
A: Yes, we provide the free samples if available in stocks, the transportation fee is borne by buyer.
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