The specification of domestic standard envelope size is (front length × Width): No.3 (B6) envelope size: 176 × 125mm envelope size 5 (DL): 220 × 110mm Envelope 6 (ZL): 230 × 120mm Envelope No.7 (C5): 229 × 162mm envelope size9 (C4): 324 × The specification of 229mm international standard envelope is the same as that of domestic standard envelope, but a new C6 No.162 is added × 11mm
At present, envelopes in China are mainly used for sending files, and the utilization rate is not so high. Many people must not know the size of the envelope. Now let's take a look.
envelope size
The specification of domestic standard envelope is (front length × Width): No.3 (B6) Envelope: 176 × 125mm Envelope 5 (DL): 220 × 110mm Envelope 6 (ZL): 230 × 120mm Envelope No.7 (C5): 229 × 162mm Envelope 9 (C4): 324 × The specification of 229mm international standard envelope is (front length × Width): C6 No.162 × 114mm is a new international specification; Envelope 3 (B6): 176 × 125mm Envelope 5 (DL): 220 × 110mm Envelope 6 (ZL): 230 × 120mm Envelope No.7 (C5): 229 × 162mm Envelope 9 (C4): 324 × 229mm
All envelopes shall be level. The tongue shall be on the right side or top of the front of the envelope, and the tongue of the international envelope shall be on the top of the front of the envelope. Domestic envelopes with B6, DL and ZL numbers shall be Grade B envelope paper I and II, and shall not be less than 80g/m2; C5 and C4 domestic envelopes shall be Grade B envelope paper I and II, and the size shall not be less than 100g/m2; The international envelope shall be made of Type A envelope paper I and II of not less than 100g/m2.
Generally speaking, the specification of domestic standard envelope is: Envelope 3 (B6): 176 × 125mm Envelope 5 (DL): 220 × 110mm Envelope 6 (ZL): 230 × 120mm Envelope No.7 (C5): 229 × 162mm Envelope 9 (C4): 324 × 229mm Do you understand?