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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.
Tolerance for Hot Rolled Round Bars
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 |
Tolerance for Hot Forging Round Bars
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 |
>140 ~ ≤160 | +3.0 -2.0 | +4.0 -2.0 |
>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 |
Tolerance for Cold Drawn Round Bars
Size | Tolerance Rank | |||||
H8 | H9 | H10 | H11 | H12 | H13 | |
3 | 0 ~ -0.014 | 0 ~ -0.025 | 0 ~ -0.040 | 0 ~ -0.060 | 0 ~ -0.100 | 0 ~ -0.140 |
>3 ~ ≤6 | 0 ~ -0.018 | 0 ~ -0.030 | 0 ~ -0.048 | 0 ~ -0.075 | 0 ~ -0.120 | 0 ~ -0.180 |
>6 ~ ≤10 | 0 ~ -0.022 | 0 ~ -0.036 | 0 ~ -0.058 | 0 ~ -0.090 | 0 ~ -0.150 | 0 ~ -0.220 |
>10 ~ ≤18 | 0 ~ -0.027 | 0 ~ -0.043 | 0 ~ -0.070 | 0 ~ -0.110 | 0 ~ -0.180 | 0 ~ -0.270 |
>18 ~ ≤30 | 0 ~ -0.033 | 0 ~ -0.052 | 0 ~ -0.084 | 0 ~ -0.130 | 0 ~ -0.210 | 0 ~ -0.330 |
>30 ~ ≤50 | 0 ~ -0.039 | 0 ~ -0.062 | 0 ~ -0.100 | 0 ~ -0.160 | 0 ~ -0.250 | 0 ~ -0.390 |
>50 ~ ≤80 | 0 ~ -0.046 | 0 ~ -0.074 | 0 ~ -0.120 | 0 ~ -0.190 | 0 ~ -0.300 | 0 ~ -0.460 |
| stainless spring steel rod | stainless steel 3/8 rod |
| stainless steel 3 rod holders | stainless steel hot rods |
| stainless steel 4 rod holder | stainless steel metal rods |
| stainless steel acme rod | stainless steel rod 1 inch |
| stainless steel acme threaded rod | stainless steel rod 1/8 |
| stainless steel adjustable rod holders | stainless steel rod 15mm |
| stainless steel anchor rods | stainless steel rod 20mm |
| stainless steel anode rod | stainless steel rod 3 4 |
We are a well known worldwide exporter of 304 Stainless Steel Pipes and Tubes Qatar, Ireland, Portugal, Gambia, Thailand, Ukraine, United Kingdom, Netherlands, South Africa, Spain, Turkey, Italy, Libya, Romania, Puerto Rico, Azerbaijan, United Arab Emirates, Pakistan, Philippines, Ghana, Slovakia, Germany, Saudi Arabia, Afghanistan, China, Bolivia, Switzerland, Bangladesh, Taiwan, Oman, Egypt, Greece, Norway, Singapore, Bulgaria, Estonia, Belgium, Yemen, Hong Kong, Ecuador, Sri Lanka, Nepal, Belarus, Finland, Gabon, Iran, Canada, Argentina, Lebanon, Denmark, Trinidad & Tobago,Tunisia, Zimbabwe, United States, Russia, South Korea, Poland, Israel, Australia, Tibet, Kenya, Iran, Austria, Brazil, Hungary, Vietnam, Jordan, Nigeria, Mexico, Croatia, Bhutan, India, New Zealand, Czech Republic, Angola, Algeria, Poland, Kuwait, Mongolia, Sweden, Indonesia, Kazakhstan, Malaysia, Peru, Chile, France, Mexico, Chile, Iraq, Morocco, Colombia, Venezuela, Macau, Bahrain, Lithuania, Nigeria, Costa Rica, Japan, Serbia, Namibia.
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