In stock
Model: 3750
250.00 грн/kg
In stock
Model: 3563
250.00 грн/pcs
In stock
Model: 3724
250.00 грн/kg
In stock
Model: 3616
250.00 грн/pcs
In stock
Model: 3446
250.00 грн/pcs
In stock
Model: 3413
250.00 грн/pcs
In stock
Model: 3598
250.00 грн/pcs
In stock
Model: 3620
250.00 грн/pcs
In stock
Model: 3536
250.00 грн/pcs
In stock
Model: 3362
250.00 грн/pcs
In stock
Model: 3557
250.00 грн/pcs
In stock
Model: 3524
250.00 грн/kg
In stock
Model: 3384
250.00 грн/pcs
In stock
Model: 3816
250.00 грн/kg
In stock
Model: 3602
250.00 грн/pcs
In stock
Model: 3548
250.00 грн/pcs
In stock
Model: 3690
250.00 грн/kg
Questions & Answers
Stainless steel flange grades
Stainless steel flanges are made from the following steel grades: 20Х23Н18, 10Х23Н18, 06ХН28МДТ, 03Х17Н14М3, 10Х17Н13М2Т, 08Х18Н10Т, 12Х18Н10Т, 08Х18Н10.
Stainless steel flange standards
GOST standards:
GOST 14192-96 - Transportation and marking;
GOST 7566-2018 - Rules for acceptance of rolled metal products;
GOST 5632-2014 - Stainless steel grades;
GOST 12815-80 - Connection dimensions and types of steel flanges;
GOST 12821-80 - Weld-neck flanges;
GOST 12820-80 - Weld-on flat flanges;
GOST 33259-2015 - Basic flange standard.
Stainless steel flange weight chart
For stainless steel weld neck flanges PN16:
| DN | Outer diameter, mm | Weight of 1 piece, kg |
| DN15 | 21.3 | 0.8 |
| DN20 | 26.9 | 1.0 |
| DN25 | 33.7 | 1.3 |
| DN32 | 42.4 | 1.8 |
| DN40 | 48.3 | 2.4 |
| DN50 | 60.3 | 3.6 |
| DN65 | 76.1 | 5.5 |
| DN80 | 88.9 | 7.5 |
| DN100 | 114.3 | 10.8 |
| DN125 | 139.7 | 15.5 |
| DN150 | 168.3 | 21.5 |
| DN200 | 219.1 | 35 |
| DN250 | 273 | 55 |
| DN300 | 323.9 | 78 |
For flat flanges PN16:
| DN | Weight of 1 piece, kg |
| DN15 | 0.5 |
| DN20 | 0.7 |
| DN25 | 1.0 |
| DN32 | 1.4 |
| DN40 | 2.0 |
| DN50 | 3.0 |
| DN65 | 4.5 |
| DN80 | 6.0 |
| DN100 | 9.0 |
| DN150 | 18 |
| DN200 | 30 |
| DN250 | 48 |
| DN300 | 68 |