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High Quality 
Mature Technical 
Safe and 
Features
Anti-corrosion (the degree is susceptible to the alloys contained), heat-resistance, good cold and hot working properties, good toughness, good comprehensive performances and wide application.
Applications
Home appliances, electric appliances, construction materials, medical equipment, auto parts, petroleum, chemical application, agricultural irrigation, edible oil refinery factories, paper plants, shipyard, nuclear power plant etc.
Size | Tolerance Rank | ||
Group 1 | Group 2 | Group 3 | |
>7 ~ ≤20 | ±0.25 | ±0.35 | ±0.40 |
>20 ~ ≤30 | ±0.30 | ±0.40 | ±0.50 |
>30 ~ ≤50 | ±0.40 | ±0.50 | ±0.60 |
>50 ~ ≤80 | ±0.60 | ±0.70 | ±0.80 |
>80 ~ ≤110 | ±0.90 | ±1.00 | ±1.10 |
>110 ~ ≤150 | ±1.20 | ±1.30 | ±1.40 |
Size | Tolerance Rank | |
Group 1 | Group 2 | |
>50 ~ ≤60 | +1.5 -1.0 | +2.0 -1.0 |
>60 ~ ≤80 | +2.0 -1.0 | +2.5 -1.0 |
>80 ~ ≤100 | +2.5 -1.0 | +3.0 -1.0 |
>100 ~ ≤120 | +2.5 -1.5 | +3.0 -1.5 |
>120 ~ ≤140 | +3.0 -1.5 | +3.5 -1.5 |
>160 ~ ≤180 | +4.0 -2.0 | +5.0 -2.0 |
>180 ~ ≤200 | +5.0 -2.0 | +6.0 -2.0 |
>200 ~ ≤220 | +5.0 -3.0 | +6.0 -3.0 |
>220 ~ ≤240 | +6.0 -3.0 | +7.0 -3.0 |
>240 ~ ≤250 | +7.0 -3.0 | +8.0 -3.0 |
>250 ~ ≤300 | +8.0 -3.0 | +9.0 -3.0 |
| 330 stainless steel flat bar | 4x 4 stainless steel flat bar |
| 3x3 stainless steel flat bar | 4x 4 stainless steel flat bar |
| 3x5 stainless steel flat bar | 4x4 stainless steel flat bar |
| 4 stainless flat bar | 5 16 x 3 x 2 flat bar stainless steel |
| 4 x4 x1 4 stainless steel flat bar | 5 8 stainless steel flat bar |
| 4 x 4 x 1 8 stainless flat bar | 5 8x5 8 x1 8 stainless steel flat bar |
| 400 series stainless steel flat bar | 5 inch 316 stainless steel flat bar |
| 416 stainless steel flat bar | 50 x 50 stainless steel flat bar |
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