| Nkan | Ọpa asiwaju |
| Standard | ASTM, DIN, EN, ISO, UNS, JIS, ati bẹbẹ lọ. |
| Ohun elo | L50006, L50021, L50049, L51121, ati be be lo. |
| Iwọn | Iwọn opin: 0.5mm-150mm, tabi bi awọn ibeere rẹ.Ipari: 1000mm-12000mm, tabi bi awọn ibeere rẹ. |
| Dada | arinrin ise dada, tabi adani. |
| Ohun elo | Ti o wulo fun iwuwo, ile-iṣẹ kemikali ati awọn ile-iṣẹ miiran bi egboogi – ipata, awọn ohun elo itankalẹ. |
| Ṣe okeere si | America, Australia, Brazil, Canada, Peru, Iran, Italy, India, United Kingdom, Arab, ati be be lo. |
| Package | Pade okeere package, tabi bi beere fun. |
| Akoko idiyele | Iṣẹ tẹlẹ, FOB, CIF, CFR, ati bẹbẹ lọ. |
| Isanwo | T/T, L/C, Western Union, ati bẹbẹ lọ. |
| Awọn iwe-ẹri | ISO, SGS, BV. |