- : 0086-18317160019
- : [email protected]
- : ROOM 101 NO.16, 6TH BUILDING, 9TH LANE,GUANGYI ROAD,ZHUQIAO TOWN,PUDONG NEW AREA,SHANGHAI
- API 5CT N80 casing and tubing pipe
- API 5CT K55 casing and tubing pipe
- API 5CT J55 casing and tubing pipe
- EN10028-2 16Mo3 Boiler and Pressure Vessel steel Plate Notch impact energy
- EN10028-2 P265GH Pressure vessels steel equivalents
- EN 10210 S355J2H low alloy carbon structural steel
- EN 10210 S355J0H steel hollow materials
- GB/T 18248 34CrMo4
- GB/T 18248 35CrMo alloy steel
- 30CrMo steel Heat treatment, 30CrMo steel tube/pipe
NBNA21201 A 690-1
NBNA21201 A 690-1,2 steel plate/sheet,NBNA21201 A 690-1,2 steel plate/sheet, under NBNA21201 standard, we can regard A 690-1,2 steel plate/sheet for general Construction steels.NBNA21201 A 690-1,2 steel plate/sheet is for general Construction steels. The followings are the chemical composition and the mechanical properties of EN A 690-1,2 steel. A 690-1,2 steel is according to NBNA21201 standard and it is equivalent to EN:Fe690-2,DIN17100:St70-2,NFA: A70-2 and NBNA21201:E360 steel grades.
Equivalent grade : 
NBNA21201 A 690-1,2 steel plate/sheet is in NBNA21201 standard. The comparison of steel grades is: NBNA21201 :1990 A 690-1,,DIN17100 ST60-2, NFA 35-501 A60-2,BS1449,UNI7070 FE 590
| A 690-1,2 | Comparison of steel grades | |
| NBNA21201:1990 | A 690-1,2 | |
| DIN17100 | ST70-2 | |
| NFA 35-501 | A70-2 | |
| BS1449 | - | |
| UNI7070 | FE 690 | |
A 690-1,2 steel Chemical analysis -% by mass* 
Main chemical composition in NBNA21201 A 690-1,2 steel : Phosphorus max 0.045, Silicon max 0.045,please refer to the flowing table: 
| Chemical elements | C≤ 16mm | C>16mm | Si  | Mn | P | S | N | 
| A 690-1,2 | - | - | - | - | 0.045 | 0.045 | 0.012 | 
A 690-1,2 steel Mechanical properties 
NBNA21201 A 690-1,2 is general Construction steels, The different thickness with different yield strength, tensile strength and fracture elongation. More detailed information about NBNA21201 A 690-1,2 steel Mechanical Properties , please refer to the following table:
| thickness | Yield Strength ReH [N/mm2] | Tensile Strength Rm [N/mm2] transv. | Fracture Elongation[%]transv. min. | Notch Impact | 
| t≤ 16mm | 360 | - | ||
|        t < 3mm | 690-900 | |||
| Up to 1.5mm | 4 | 
Shanghai Katalor Industry Co., Ltd Will return you with high-quality products and complete after-sale service with the lowest price. we committed to exceed customer’s expectation on the basis of quality, price, and delivery. We sincerely hope to establish long-term cooperation relationship with you on the basis of mutual benefit, reciprocity and common development.As A690-1 Mechanical and A690-1 suppliers,we can supply A690-1 Chemical,A690-1 Mechanical and A690-1 standard for you ,please click to contact us