เหล็กกล้าออสเทนิติก 347H • UNS S34709
ท่อสแตนเลส 347H
| องค์ประกอบทางเคมี (ร้อยละโดยมวล) | |||||||||||
| ระดับ | C | Si | Mn | P | S | Cr | Ni | Mo | Ti | N | คนอื่น |
| ต่ำสุด – สูงสุด | สูงสุด | สูงสุด | สูงสุด | สูงสุด | |||||||
| 347H | 0.04 -0.10 | 1.00 | 2.00 | 0.045 | 0.030 | 17.0 – 19.0 | 9.0 – 12.0 | Nb 8XC – 1.10 | |||
| คุณสมบัติทางกลและการอบชุบด้วยความร้อน | ||||||
| ระดับ | 0.2 รูเปียห์เอ็มพีเอ | 1.0 รูเปียห์เอ็มพีเอ | Rmเอ็มพีเอ | เอ (%) | ความแข็ง(HRB) | การอบชุบด้วยความร้อน |
| นาที. | นาที. | ต่ำสุด – สูงสุด | นาที. | สูงสุด | ||
| 347H | 205 | 515 | 35 | 90 | อบอ่อนด้วยสารละลาย | |
| ขนาดท่อที่ใช้กันทั่วไป | ||||||||||||||
| OD | ความหนา (มม.) | |||||||||||||
| 0.50 | 0.70 | 0.80 | 0.89 | 1.00 | 1.20 | 1.24 | 1.50 | 1.65 | 2.00 | 2.11 | 2.50 | 2.77 | 3.05 | |
| 6.00 | x | x | x | x | x | x | x | x | ||||||
| 6.35 | x | x | x | x | x | x | x | x | x | |||||
| 7.00 | x | x | x | x | x | x | x | x | ||||||
| 7.50 | x | x | x | x | x | x | x | x | ||||||
| 8.00 | x | x | x | x | x | x | x | x | ||||||
| 9.00 | x | x | x | x | x | x | x | x | ||||||
| 9.53 | x | x | x | x | x | x | x | x | x | |||||
| 10.00 | x | x | x | x | x | x | x | x | ||||||
| 11.00 | x | x | x | x | x | x | x | x | ||||||
| 12.00 | x | x | x | x | x | x | x | x | x | |||||
| 12.70 | x | x | x | x | x | x | x | x | x | x | x | |||
| 13.00 | x | x | x | x | x | x | x | x | ||||||
| 14.00 | x | x | x | x | x | x | x | x | ||||||
| 15.00 | x | x | x | x | x | x | x | x | ||||||
| 15.88 | x | x | x | x | x | x | x | x | x | x | x | |||
| 16.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 17.15 | x | x | x | x | x | x | x | x | x | x | x | |||
| 18.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 19.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 19.05 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 20.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 21.34 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 22.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 22.23 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 23.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 24.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 25.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 25.40 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26.67 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26.90 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 28.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 28.58 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 30.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 31.75 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 32.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 33.40 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 35.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 36.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 38.10 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 42.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 44.50 | x | x | x | x | x | x | x | x | x | |||||
| 48.26 | x | x | x | x | x | x | x | |||||||
| 50.80 | x | x | x | x | x | x | x | x | x | x | x | |||







