1.standard: GB/T 24187-2009
2.certification: pre-galvanized steel pipe also passed ISO9001 quality attestation system and ISO14001
Certificate of Enviroment Management System
3.surface treatment: Zinc coated
4.features: pre-galvanized steel pipe is soft and east to bend
Packaging & Shipping
Our company can use wooden boxes, paper boxes, iron pallets and other packing ways. In addition, we can also pack according to the customer's demands.